1. Species Cancer allisoni Nations, 1975 †
2. Species Cancer bainbridgensis Rathbun, 1926 †
3. Species Cancer bellianus Johnson, 1861
4. Species Cancer borealis Stimpson, 1859
5. Species Cancer burtini Galeotti, 1837 †
6. Species Cancer chaneyi Nations, 1975 †
7. Species Cancer coosensis Nations, 1975 †
8. Species Cancer durhami Nations, 1975 †
9. Species Cancer fissus Rathbun, 1908
10. Species Cancer gabbi Rathbun, 1926 †
11. Species Cancer garthi Nations, 1975 †
12. Species Cancer illyricus Bittner, 1884 †
13. Species Cancer interpunctus Schafhäutl, 1863 †
14. Species Cancer irroratus Say, 1817
15. Species Cancer johngarthi Carvacho, 1989
16. Species Cancer marri Nations, 1975 †
17. Species Cancer meticuriensis Thurmann, 1853 †
18. Species Cancer modestus Fritsch in Fritsch & Kafka, 1887 †
19. Species Cancer nancei Bahman, Feldmann & Schweitzer, 2020 †
20. Species Cancer paguroides Desmarest, 1817 †
21. Species Cancer pagurus Linnaeus, 1758
22. Species Cancer parvidens Collins & Fraaye, 1991 †
23. Species Cancer plebejus Poeppig, 1836
24. Species Cancer porteri Rathbun, 1930
25. Species Cancer proavitus Packard, 1900 †
26. Species Cancer productus Randall, 1840
27. Species Cancer reversus Fritsch in Fritsch & Kafka, 1887 †
28. Species Cancer santosi (Rathbun, 1937) †
29. Species Cancer solitarius Fritsch & Kafka, 1887 †
30. Species Cancer styriacus Bittner, 1884 †
31. Species Cancer vancalsteri Van Bakel, Jagt & Fraaije, 2002 †
32. Species Cancer yanceyi Nations, 1975 †
33. Species Cancer zahrae Bahman, Feldmann & Schweitzer, 2020 †
34. Species Cancer zameniscus Feldmann, Schweitzer & Casadío, 2023 †
35. Subgenus Cancer (Acanthodes) De Haan, 1835 accepted as Hypothalassia Gistel, 1848
    1. Species Cancer (Acanthodes) armatus De Haan, 1835 accepted as Hypothalassia armata (De Haan, 1835) (unaccepted > superseded combination)
36. Subgenus Cancer (Actaea) De Haan, 1833 accepted as Actaea De Haan, 1833
37. Subgenus Cancer (Aegle) De Haan, 1833 accepted as Zosimus Leach in Desmarest, 1823 (unaccepted > junior homonym, name pre-occupied by Aegle Oken, 1815 (Mollusca))
    1. Species Cancer (Aegle) rüppellii Krauss, 1843 accepted as Gaillardiellus rueppellii (Krauss, 1843) (unaccepted > superseded combination)
38. Subgenus Cancer (Arges) De Haan, 1833 accepted as Arges De Haan, 1833 (unaccepted > superseded rank)
    1. Species Cancer (Arges) parallelus De Haan, 1833 † accepted as Arges parallelus (De Haan, 1833) (unaccepted > superseded combination)
39. Subgenus Cancer (Astacus) Fabricius, 1775 accepted as Astacus Fabricius, 1775 (status change)
    1. Species Cancer (Astacus) anomalus Herbst, 1804 accepted as Thalassina anomala (Herbst, 1804) (unaccepted > superseded combination)
    2. Species Cancer (Astacus) capensis Herbst, 1792 accepted as Homarinus capensis (Herbst, 1792) (unaccepted > superseded combination)
    3. Species Cancer (Astacus) innocous Herbst, 1792 accepted as Atya innocous (Herbst, 1792) (unaccepted > superseded combination)
    4. Species Cancer (Astacus) jamaicensis Herbst, 1792 accepted as Macrobrachium carcinus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
    5. Species Cancer (Astacus) longipes Herbst, 1793 accepted as Stenopus hispidus (Olivier, 1811) (unaccepted > junior subjective synonym)
    6. Species Cancer (Astacus) polyphagus Herbst, 1793 accepted as Panulirus polyphagus (Herbst, 1793) (unaccepted > superseded combination)
    7. Species Cancer (Astacus) stellatus Montagu, 1808 accepted as Upogebia stellata (Montagu, 1808) (unaccepted > superseded combination)
    8. Species Cancer (Astacus) subterraneus Montagu, 1808 accepted as Callianassa subterranea (Montagu, 1808) (unaccepted > superseded combination)
    9. Species Cancer (Astacus) ursus Herbst, 1793 (uncertain > nomen dubium)
40. Subgenus Cancer (Atergatis) De Haan, 1833 accepted as Atergatis De Haan, 1833 (superseded status)
    1. Species Cancer (Atergatis) frontalis De Haan, 1837 accepted as Atergatis latissimus (H. Milne Edwards, 1834) (unaccepted > junior subjective synonym)
    2. Species Cancer (Atergatis) reticulatus De Haan, 1835 accepted as Atergatis reticulatus (De Haan, 1835) (unaccepted > superseded combination)
    3. Species Cancer (Atergatis) subdentatus De Haan, 1835 accepted as Atergatis subdentatus (De Haan, 1835) (unaccepted > superseded combination)
41. Subgenus Cancer (Cancer) Linnaeus, 1758 accepted as Cancer Linnaeus, 1758
    1. Species Cancer (Cancer) fujinaensis Sakumoto, Karasawa & Takayasu, 1992 † accepted as Anatolikos fujinaensis (Sakumoto, Karasawa & Takayasu, 1992) † (unaccepted > superseded combination)
    2. Species Cancer (Cancer) tomowoi Karasawa, 1990 † accepted as Anatolikos tomowoi (Karasawa, 1990) † (unaccepted > superseded combination)
42. Subgenus Cancer (Curtonotus) De Haan, 1833 accepted as Carcinoplax H. Milne Edwards, 1852 (unaccepted > junior subjective synonym)
    1. Species Cancer (Curtonotus) longimana De Haan, 1833 accepted as Carcinoplax longimana (De Haan, 1833) (unaccepted > superseded combination)
    2. Species Cancer (Curtonotus) vestita De Haan, 1835 accepted as Entricoplax vestita (De Haan, 1835) (unaccepted > superseded combination)
43. Subgenus Cancer (Cymo) De Haan, 1833 accepted as Cymo De Haan, 1833 (superseded status)
    1. Species Cancer (Cymo) meladactylus De Haan, 1833 accepted as Cymo melanodactylus Dana, 1852 (unaccepted > nomen nudum)
44. Subgenus Cancer (Daira) De Haan, 1833 accepted as Daira De Haan, 1833 (status change)
45. Subgenus Cancer (Eriphia) Latreille, 1817 accepted as Eriphia Latreille, 1817 (superceded status)
46. Subgenus Cancer (Eucrate) De Haan, 1835 accepted as Eucrate De Haan, 1835 (status change)
    1. Species Cancer (Eucrate) crenata De Haan, 1835 accepted as Eucrate crenata (De Haan, 1835) (unaccepted > superseded combination)
47. Subgenus Cancer (Eudora) De Haan, 1833 accepted as Lydia Gistel, 1848 (name pre-occupied by Eudora Péron & Leueur, 1810 [Cnidaria])
    1. Species Cancer (Eudora) incisus De Haan, 1833 accepted as Ozius guttatus H. Milne Edwards, 1834 (unaccepted > nomen nudum)
48. Subgenus Cancer (Galene) De Haan, 1833 accepted as Galene De Haan, 1833 (status change)
    1. Species Cancer (Galene) dorsalis White, 1849 accepted as Eucrate dorsalis (White, 1849) (unaccepted > superseded combination)
    2. Species Cancer (Galene) natalensis Krauss, 1843 accepted as Eurycarcinus natalensis (Krauss, 1843) (unaccepted > superseded combination)
49. Subgenus Cancer (Gammarellus) Herbst, 1793 accepted as Gammarellus Herbst, 1793 (superseded status)
    1. Species Cancer (Gammarellus) bipes (Fabricius, 1780) accepted as Nebalia bipes bipes (Fabricius, 1780) (unaccepted > superseded combination)
50. Subgenus Cancer (Gammarus) Fabricius, 1775 accepted as Gammarus Fabricius, 1775 (status change)
    1. Species Cancer (Gammarus) falcatus Montagu, 1808 accepted as Podocerus falcatus (Montagu, 1808) accepted as Jassa falcata (Montagu, 1808)
    2. Species Cancer (Gammarus) galba Montagu, 1813 accepted as Hyperia galba (Montagu, 1813) (unaccepted > superseded combination)
    3. Species Cancer (Gammarus) grossimanus Montagu, 1808 accepted as Maera grossimana (Montagu, 1808) (unaccepted > superseded combination)
    4. Species Cancer (Gammarus) littoreus Montagu, 1808 accepted as Orchestia littorea (Montagu, 1808) accepted as Orchestia gammarellus (Pallas, 1766) (not a Decapod)
    5. Species Cancer (Gammarus) monoculoides Montagu, 1813 accepted as Montagua monoculoides (Montagu, 1813) accepted as Stenothoe monoculoides (Montagu, 1813)
    6. Species Cancer (Gammarus) obtusatus Montagu, 1813 accepted as Abludomelita obtusata (Montagu, 1813) (unaccepted > superseded combination, incorrectly written as Cancer Gammarus obtusatus)
    7. Species Cancer (Gammarus) pedatus Montagu, 1813 accepted as Proto pedata Leach, 1814 accepted as Phtisica marina Slabber, 1769 (unaccepted > superseded combination)
    8. Species Cancer (Gammarus) rubricatus Montagu, 1808 accepted as Ampithoe rubricata (Montagu, 1808) (unaccepted > superseded combination)
    9. Species Cancer (Gammarus) saltator Montagu, 1808 accepted as Talitrus saltator (Montagu, 1808) (unaccepted > superseded combination)
    10. Species Cancer (Gammarus) spinosus Montagu, 1813 accepted as Dexamine spinosa (Montagu, 1813) (unaccepted > superseded combination)
    11. Species Cancer (Gammarus) talpa Montagu, 1808 accepted as Apseudes talpa (Montagu, 1808) (unaccepted > superseded combination)
51. Subgenus Cancer (Glebocarcinus) Nations, 1975 accepted as Glebocarcinus Nations, 1975
    1. Species Cancer (Glebocarcinus) kaedei Karasawa, 1990 †
    2. Species Cancer (Glebocarcinus) itoigawa Karasawa, 1990 † accepted as Anatolikos itoigawa (Karasawa, 1990) † (unaccepted > superseded combination)
52. Subgenus Cancer (Halimede) De Haan, 1835 accepted as Halimede De Haan, 1835 (status change)
    1. Species Cancer (Halimede) fragifer De Haan, 1835 accepted as Halimede fragifer (De Haan, 1835) (unaccepted > superseded combination)
53. Subgenus Cancer (Hippa) Fabricius, 1787 accepted as Hippa Fabricius, 1787 (superseded status)
    1. Species Cancer (Hippa) septemdatus Montagu, 1813 accepted as Atelecyclus rotundatus (Olivi, 1792) (unaccepted > junior subjective synonym, incorrect spelling of genus and subgenus as Cancer Hippa without parenthesis)
    2. Species Cancer (Hippa) septemdentatus Montagu, 1813 accepted as Atelecyclus rotundatus (Olivi, 1792) (unaccepted > junior subjective synonym)
54. Subgenus Cancer (Liagore) De Haan, 1833 accepted as Liagore De Haan, 1833
    1. Species Cancer (Liagore) rubromaculata De Haan, 1835 accepted as Liagore rubromaculata (De Haan, 1835) (unaccepted > superseded combination)
55. Subgenus Cancer (Menippe) De Haan, 1833 accepted as Menippe De Haan, 1833 (status change)
    1. Species Cancer (Menippe) dentatus De Haan, 1833 accepted as Myomenippe fornasinii (Bianconi, 1851) (unaccepted > junior homonym)
    2. Species Cancer (Menippe) martensii Krauss, 1843 accepted as Chlorodiella laevissima (Dana, 1852) (unaccepted > junior subjective synonym)
    3. Species Cancer (Menippe) parvulus Krauss, 1843 accepted as Banareia parvula (Krauss, 1843) (unaccepted > superseded combination)
    4. Species Cancer (Menippe) parvulus De Haan, 1833 accepted as Banareia parvula (Krauss, 1843) (unaccepted > nomen nudum)
    5. Species Cancer (Menippe) quadridens De Haan, 1833 accepted as Myomenippe fornasinii (Bianconi, 1851) (unaccepted > junior homonym)
56. Subgenus Cancer (Metacarcinus) A. Milne-Edwards, 1862 accepted as Metacarcinus A. Milne-Edwards, 1862 (superseded status)
    1. Species Cancer (Metacarcinus) izumoensis Sakumoto, Karasawa & Takayasu, 1992 † accepted as Metacarcinus izumoensis Sakumoto, Karasawa & Takayasu, 1992 † (unaccepted > superseded combination)
    2. Species Cancer (Metacarcinus) starri Berglund & Goedert, 1996 † accepted as Metacarcinus starri (Berglund & Goedert, 1996) † (unaccepted > superseded combination)
57. Subgenus Cancer (Pilumnus) Leach, 1816 accepted as Pilumnus Leach, 1816 (superceded status)
    1. Species Cancer (Pilumnus) granulatus Krauss, 1843 accepted as Forestiana granulata (Krauss, 1843) (unaccepted > superseded combination)
    2. Species Cancer (Pilumnus) setifer De Haan, 1835 accepted as Actumnus setifer (De Haan, 1835)
    3. Species Cancer (Pilumnus) squamosus De Haan, 1835 accepted as Actumnus squamosus (De Haan, 1835) (unaccepted > superseded combination)
    4. Species Cancer (Pilumnus) xanthoides Krauss, 1843 accepted as Zozymodes xanthoides (Krauss, 1843) (unaccepted > superseded combination)
58. Subgenus Cancer (Romaleon) Gistel, 1848 accepted as Romaleon Gistel, 1848 (unaccepted > superseded rank)
    1. Species Cancer (Romaleon) nakagawaensis Kato & Hikida, 2002 † accepted as Romaleon nakagawaensis Kato & Hikida, 2002 † (unaccepted > superseded combination)
59. Subgenus Cancer (Thelphusa) Latreille, 1819 accepted as Thelphusa Latreille, 1819 accepted as Potamon Savigny, 1816 (superceded status)
    1. Species Cancer (Thelphusa) aurantia Herbst, 1799 sensu Herklots, 1851 accepted as Sudanonautes aubryi (H. Milne Edwards, 1853) (unaccepted > misapplication, not Cancer aurantius Herbst, 1799)
    2. Species Cancer (Thelphusa) convexus Herklots, 1861 accepted as Parathelphusa convexa De Man, 1879 (unaccepted > nomen nudum)
    3. Species Cancer (Thelphusa) depressa Krauss, 1843 accepted as Potamonautes depressus (Krauss, 1843) (unaccepted > superseded combination)
    4. Species Cancer (Thelphusa) gecarcinoides Herklots, 1861 accepted as Terrathelphusa chilensis (Heller, 1862) (unaccepted > nomen nudum)
    5. Species Cancer (Thelphusa) japonica Herklots, 1861 accepted as Geothelphusa dehaani (White, 1847) (unaccepted > nomen nudum)
    6. Species Cancer (Thelphusa) tridens De Haan, 1835 accepted as Parathelphusa tridentata H. Milne Edwards, 1853 (unaccepted > nomen nudum)
    7. Species Cancer (Thelphusa) triodon Herklots, 1861 accepted as Parathelphusa tridentata H. Milne Edwards, 1853 (unaccepted > nomen nudum)
60. Subgenus Cancer (Xantho) Leach, 1814 accepted as Xantho Leach, 1814 (unaccepted > superseded combination)
    1. Species Cancer (Xantho) 5-dentatus Krauss, 1843 accepted as Cancer (Xantho) quinquedentatus Krauss, 1843 accepted as Macromedaeus quinquedentatus (Krauss, 1843) (unaccepted > misspelling - incorrect original spelling)
    2. Species Cancer (Xantho) affinis De Haan, 1835 accepted as Leptodius affinis (De Haan, 1835) (unaccepted > superseded combination)
    3. Species Cancer (Xantho) dehaanii Krauss, 1843 accepted as Pilodius areolatus (H. Milne Edwards, 1834) (unaccepted > junior subjective synonym)
    4. Species Cancer (Xantho) distinguendus De Haan, 1835 accepted as Macromedaeus distinguendus (De Haan, 1835) (unaccepted > superseded combination)
    5. Species Cancer (Xantho) granulatus De Haan, 1837 accepted as Hypocolpus haanii Rathbun, 1909 (unaccepted > junior homonym)
    6. Species Cancer (Xantho) integra De Haan, 1835 accepted as Palapedia integra (De Haan, 1835) (unaccepted > superseded combination)
    7. Species Cancer (Xantho) lividus De Haan, 1835 accepted as Leptodius affinis (De Haan, 1835) (unaccepted > junior subjective synonym)
    8. Species Cancer (Xantho) quinquedentatus Krauss, 1843 accepted as Macromedaeus quinquedentatus (Krauss, 1843) (unaccepted > superseded combination)
    9. Species Cancer (Xantho) truncatus De Haan, 1837 accepted as Neoxanthops truncatus (De Haan, 1837) (unaccepted > superseded combination)
61. Species Cancer acanthus H. Milne Edwards, 1834 accepted as Actaea acantha (H. Milne Edwards, 1834) (unaccepted > superseded combination)
62. Species Cancer aculeatus Herbst, 1790 accepted as Amphithrax aculeatus (Herbst, 1790) (unaccepted > superseded combination)
63. Species Cancer aculeatus Say, 1818 accepted as Pilumnus sayi Rathbun, 1897 (unaccepted > junior homonym, primary homonym of Cancer aculeatus O. Fabricius, 1780)
64. Species Cancer aculeatus Fabricius, 1793 accepted as Mithrax aculeatus (Herbst, 1790) accepted as Amphithrax aculeatus (Herbst, 1790) (unaccepted > junior subjective synonym)
65. Species Cancer aculeatus Fabricius, 1780 accepted as Lebbeus groenlandicus (Fabricius, 1775) (unaccepted > junior subjective synonym)
66. Species Cancer admete Herbst, 1803 accepted as Thalamita admete (Herbst, 1803) (unaccepted > superseded combination)
67. Species Cancer adscensionis Osbeck, 1765 accepted as Grapsus adscensionis (Osbeck, 1765) (unaccepted > superseded combination)
68. Species Cancer adspersus Herbst, 1790 accepted as Carpilius convexus (Forskål, 1775) (unaccepted > junior subjective synonym)
69. Species Cancer aegagropila Fabricius, 1787 accepted as Austrodromidia aegagropila (Fabricius, 1787) (unaccepted > superseded combination)
70. Species Cancer aeneus Linnaeus, 1758 accepted as Zosimus aeneus (Linnaeus, 1758) (unaccepted > superseded combination)
71. Species Cancer afata Curtiss, 1938 accepted as Calappa hepatica (Linnaeus, 1758) (unaccepted > junior subjective synonym)
72. Species Cancer affinis Desbonne in Desbonne & Schramm, 1867 accepted as Platyactaea setigera (H. Milne Edwards, 1834) (unaccepted > junior subjective synonym)
73. Species Cancer algensis Nardo, 1847 accepted as Lusyta algensis Nardo, 1847 accepted as Jassa algensis (Nardo, 1847) (unaccepted > nomen nudum, described in synonymy)
74. Species Cancer ambidexter Forskål, 1775 accepted as Clibanarius signatus Heller, 1861 (questionable senior synonym)
75. Species Cancer americanus Seba, 1758 accepted as Matuta planipes Fabricius, 1798 (unaccepted > unavailable name, pre-Linnaean name)
76. Species Cancer amoenus Herbst, 1799 accepted as Atelecyclus undecimdentatus (Herbst, 1783) (unaccepted > junior subjective synonym)
77. Species Cancer amphioetus Rathbun, 1898 accepted as Glebocarcinus amphioetus (Rathbun, 1898) (unaccepted > superseded combination)
78. Species Cancer amphitrite Herbst, 1801 accepted as Zosimus aeneus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
79. Species Cancer ampulla Phipps, 1774 accepted as Stegocephalus ampulla (Phipps, 1774) (unaccepted > superseded combination)
80. Species Cancer anatum Herbst, 1783 accepted as Leucosia anatum (Herbst, 1783) (unaccepted > superseded combination)
81. Species Cancer angulata Pennant, 1777 accepted as Goneplax rhomboides (Linnaeus, 1758) (unaccepted > junior subjective synonym)
82. Species Cancer antennaria Stimpson, 1856 accepted as Romaleon antennarium (Stimpson, 1856) (unaccepted > superseded combination)
83. Species Cancer anthonyi Rathbun, 1897 accepted as Metacarcinus anthonyi (Rathbun, 1897) (unaccepted > junior subjective synonym)
84. Species Cancer arachnoides Linnaeus, 1758 accepted as Phalangipus longipes (Linnaeus, 1758) (unaccepted > junior subjective synonym)
85. Species Cancer araneus Linnaeus, 1758 accepted as Hyas araneus (Linnaeus, 1758) (unaccepted > superseded combination)
86. Species Cancer araucanus Philippi, 1887 † accepted as Raninoides araucana (Phillipi, 1887) † (unaccepted > superseded combination)
87. Species Cancer Archiaci H. Milne Edwards in d'Archiac, 1850 † (unaccepted > nomen nudum)
88. Species Cancer arctica Dewhurst, 1834 accepted as Sclerocrangon boreas (Phipps, 1774) (unaccepted > junior subjective synonym)
89. Species Cancer arctus Linnaeus, 1758 accepted as Scyllarus arctus (Linnaeus, 1758) (unaccepted > superseded combination)
90. Species Cancer arenarius Zimmermann in Cavolini, 1792 accepted as Eriphia verrucosa (Forskål, 1775) (unaccepted > junior subjective synonym)
91. Species Cancer arenarius Catesby, 1771 accepted as Ocypode quadrata (Fabricius, 1787) (unaccepted > unavailable name, not an available name fide ICZN Opinions 13, 62)
92. Species Cancer arenarius Toreen in Osbeck, 1765 accepted as Ocypode ceratophthalmus (Pallas, 1772) (unaccepted > nomen oblitum)
93. Species Cancer armadillus Herbst, 1790 accepted as Demania armadillus (Herbst, 1790) (unaccepted > superseded combination)
94. Species Cancer arnoldorum Curtiss, 1938 accepted as Hippa marmorata (Hombron & Jacquinot, 1846) (unaccepted > junior subjective synonym, a Hippa but which species is not certain)
95. Species Cancer arrosor Herbst, 1796 accepted as Dardanus arrosor (Herbst, 1796) (unaccepted > superseded combination)
96. Species Cancer articulosus Montagu, 1804 accepted as Leucothoe articulosa (Montagu, 1804) (unaccepted > superseded combination)
97. Species Cancer aspera Pennant, 1777 accepted as Eurynome aspera (Pennant, 1777) (unaccepted > superseded combination)
98. Species Cancer astacus Linnaeus, 1758 accepted as Astacus astacus astacus (Linnaeus, 1758) (unaccepted > superseded combination)
99. Species Cancer aurantius Herbst, 1799 accepted as Oziotelphusa aurantia (Herbst, 1799) (unaccepted > superseded combination)
100. Species Cancer bahamensis Herbst, 1791 accepted as Petrochirus diogenes (Linnaeus, 1758) (unaccepted > junior subjective synonym)
101. Species Cancer ballantei Curtiss, 1938 accepted as Grapsus tenuicrustatus (Herbst, 1783) (unaccepted > junior subjective synonym)
102. Species Cancer balssii Zarenkov, 1990 accepted as Platepistoma balssii (Zarenkov, 1990) (unaccepted > superseded combination)
103. Species Cancer bamfficus (Pennant, 1777) accepted as Munida rugosa (Fabricius, 1775) (unaccepted > misspelling - incorrect subsequent spelling)
104. Species Cancer barbatus Fabricius, 1793 accepted as Homola barbata (Fabricius, 1793) (unaccepted > superseded combination)
105. Species Cancer barffi Curtiss, 1938 accepted as Parribacus antarcticus (Lund, 1793) (unaccepted > junior subjective synonym)
106. Species Cancer beaumonti A. Milne-Edwards, 1864 † accepted as Necronectes beaumonti (A. Milne-Edwards, 1864) † (unaccepted > superseded combination)
107. Species Cancer bernhardus Linnaeus, 1758 accepted as Pagurus bernhardus (Linnaeus, 1758) (unaccepted > superseded combination)
108. Species Cancer biaculatus Montagu, 1813 accepted as Cancer biaculeatus Montagu, 1813 accepted as Pisa armata (Latreille, 1803) (unaccepted > misspelling - incorrect subsequent spelling)
109. Species Cancer biaculeatus Montagu, 1813 accepted as Pisa armata (Latreille, 1803) (unaccepted > junior subjective synonym)
110. Species Cancer bidentatus Forskål, 1775 accepted as Trapezia bidentata (Forskål, 1775) (unaccepted > superseded combination)
111. Species Cancer bilobus Herbst, 1790 accepted as Micippa cristata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
112. Species Cancer bimaculatus Herbst, 1790 accepted as Orithyia sinica (Linnaeus, 1771) (unaccepted > junior subjective synonym)
113. Species Cancer bipes Fabricius, 1780 accepted as Nebalia bipes (Fabricius, 1780) (unaccepted > superseded combination)
114. Species Cancer bispinosus Herbst, 1783 accepted as Galene bispinosa (Herbst, 1783) (unaccepted > superseded combination)
115. Species Cancer bittneri Toula, 1905 † accepted as Tasadia carniolica (Bittner, 1884) † (unaccepted > junior subjective synonym)
116. Species Cancer Böckhii Lőrenthey, 1897 † accepted as Ceronnectes boeckhii (Lőrenthey, 1897) † (unaccepted > superseded combination)
117. Species Cancer boreas Phipps, 1774 accepted as Sclerocrangon boreas (Phipps, 1774) (unaccepted > superseded combination)
118. Species Cancer Boscii Desmarest, 1822 † accepted as Palaeocarpilius macrochelus (Desmarest, 1817) † (unaccepted > junior subjective synonym)
119. Species Cancer brachychelus Reuss, 1859 † accepted as Harpactocarcinus punctulatus (Desmarest, 1817) † (unaccepted > junior subjective synonym)
120. Species Cancer branneri Rathbun, 1926 accepted as Romaleon branneri (Rathbun, 1926) (unaccepted > superseded combination)
121. Species Cancer brevis Herbst, 1804 accepted as Macrophthalmus (Macrophthalmus) brevis (Herbst, 1804) (unaccepted > superseded combination)
122. Species Cancer brewerii Gabb, 1866 † accepted as Cancer productus Randall, 1840 (unaccepted > junior subjective synonym)
123. Species Cancer Bruckmanni von Meyer, 1845 † accepted as Neozanthopsis bruckmanni (von Meyer, 1862) † (unaccepted > nomen nudum)
124. Species Cancer bufo Herbst, 1790 accepted as Hyas araneus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
125. Species Cancer bullatus Balss, 1922 accepted as Glebocarcinus amphioetus (Rathbun, 1898) (unaccepted > junior subjective synonym)
126. Species Cancer bullatus von Meyer, 1852 † accepted as Colpocaris bullatus (von Meyer, 1852) † (unaccepted > superseded combination)
127. Species Cancer buso Herbst, 1790 accepted as Hyas araneus (Linnaeus, 1758) (unaccepted > misspelling - incorrect subsequent spelling)
128. Species Cancer caementarius Molina, 1782 accepted as Macrobrachium caementarius (Molina, 1782) (unaccepted > superseded combination)
129. Species Cancer calappa Linnaeus, 1758 accepted as Calappa calappa (Linnaeus, 1758) (unaccepted > superseded combination)
130. Species Cancer calculosus H. Milne Edwards, 1834 accepted as Actaea calculosa (H. Milne Edwards, 1834) (unaccepted > superseded combination)
131. Species Cancer callianassa Herbst, 1789 accepted as Charybdis (Charybdis) callianassa (Herbst, 1789) (unaccepted > superseded combination)
132. Species Cancer calypso Herbst, 1801 accepted as Actumnus calypso (Herbst, 1801) (unaccepted > superseded combination)
133. Species Cancer canaliculatus Herbst, 1804 accepted as Cancellus canaliculatus (Herbst, 1804) (unaccepted > superseded combination)
134. Species Cancer cancellus Herbst, 1783 accepted as Ryphila cancellus (Herbst, 1783) (unaccepted > superseded combination)
135. Species Cancer cancharus Linnaeus, 1758 accepted as Galathea strigosa (Linnaeus, 1761) (junior synonym by reversal of precedence (ICZN Article 23.9))
136. Species Cancer candidus Olivi, 1792 accepted as Gilvossius candidus (Olivi, 1792) (unaccepted > superseded combination)
137. Species Cancer caninus Herbst, 1782 accepted as Ocypode ceratophthalmus (Pallas, 1772) (unaccepted > junior subjective synonym)
138. Species Cancer cantonensis Linnaeus, 1747 accepted as Planes minutus (Linnaeus, 1758) (unaccepted > unavailable name, unavailable pre-1758 name)
139. Species Cancer captivus Nardo, 1847 accepted as Palaemon serratus (Pennant, 1777) (unaccepted > nomen nudum)
140. Species Cancer caputmortuum Linnaeus, 1767 accepted as Dromia personata (Linnaeus, 1758) (unaccepted > junior subjective synonym)
141. Species Cancer carabus Linnaeus, 1758 accepted as Albunea carabus (Linnaeus, 1758) (unaccepted > superseded combination)
142. Species Cancer carcinus Linnaeus, 1758 accepted as Macrobrachium carcinus (Linnaeus, 1758) (unaccepted > superseded combination)
143. Species Cancer carinatus Herbst, 1796 accepted as Enoplolambrus carinatus (Herbst, 1796) (unaccepted > superseded combination)
144. Species Cancer carinatus Brünnich, 1768 accepted as Sicyonia carinata (Brünnich, 1768) (unaccepted > superseded combination)
145. Species Cancer carinatus Olivi, 1792 accepted as Sicyonia carinata (Brünnich, 1768) (unaccepted > junior subjective synonym)
146. Species Cancer carnifex Herbst, 1796 accepted as Cardisoma carnifex (Herbst, 1796) (unaccepted > superseded combination)
147. Species Cancer carniolicus Bittner, 1884 † accepted as Tasadia carniolica (Bittner, 1884) † (unaccepted > superseded combination)
148. Species Cancer caroli Curtiss, 1938 accepted as Lysiosquillina maculata (Fabricius, 1793) accepted as Lysiosquilla maculata (Fabricius, 1793) (unaccepted > junior subjective synonym)
149. Species Cancer cassivelaunus Pennant, 1777 accepted as Corystes cassivelaunus (Pennant, 1777) (unaccepted > superseded combination)
150. Species Cancer cataphractus Olivi, 1792 accepted as Aegaeon cataphractus (Olivi, 1792) (unaccepted > superseded combination)
151. Species Cancer cedonulli Herbst, 1794 accepted as Portunus pelagicus (Linnaeus, 1758) (unaccepted > junior subjective synonym)
152. Species Cancer ceratophthalmus Pallas, 1772 (unaccepted > superseded combination)
153. Species Cancer cerratonis Curtiss, 1944 (unaccepted > junior subjective synonym)
154. Species Cancer cervicornis Herbst, 1803 (unaccepted > superseded combination)
155. Species Cancer chabrus Linnaeus, 1758 (unaccepted > superseded combination)
156. Species Cancer cheiragonus Tilesius, 1815 (unaccepted > superseded combination)
157. Species Cancer chinensis Osbeck, 1765 (unaccepted > superseded combination)
158. Species Cancer chiragra Fabricius, 1775 (unaccepted > superseded combination)
159. Species Cancer clibanarius Herbst, 1791 (unaccepted > superseded combination)
160. Species Cancer clymene Herbst, 1801 (unaccepted > junior subjective synonym)
161. Species Cancer condyliatus Fabricius, 1787 (unaccepted > superseded combination)
162. Species Cancer contrarius Herbst, 1804 (unaccepted > superseded combination)
163. Species Cancer convexus Forskål, 1775 (unaccepted > superseded combination)
164. Species Cancer corallinus Herbst, 1783 (unaccepted > superseded combination)
165. Species Cancer cordatus Linnaeus, 1763 (unaccepted > superseded combination)
166. Species Cancer cornudo Herbst, 1804 (unaccepted > junior subjective synonym)
167. Species Cancer cornutus Linnaeus, 1758 (unaccepted > superseded combination)
168. Species Cancer coronatus Molina, 1782 (unaccepted > junior subjective synonym)
169. Species Cancer coronatus Herbst, 1785 (unaccepted > junior homonym)
170. Species Cancer corrugatus Pennant, 1777 (unaccepted > superseded combination, nomen protectum)
171. Species Cancer coryphe Herbst, 1801 (unaccepted > superseded combination)
172. Species Cancer crangon Linnaeus, 1758 (unaccepted > superseded combination)
173. Species Cancer craniolaris Linnaeus, 1758 (unaccepted > superseded combination)
174. Species Cancer creagrachir Schafhäutl, 1863 † (unaccepted)
175. Species Cancer cristata Linnaeus, 1758 (unaccepted > superseded combination)
176. Species Cancer cristatus Shaw & Nodder, 1802 (unaccepted > junior subjective synonym)
177. Species Cancer cruciatus Herbst, 1794 (unaccepted > junior subjective synonym)
178. Species Cancer cruentatus Linnaeus, 1758 (unaccepted, suppressed under ICZN Opinion 522)
179. Species Cancer crumenatus Rumphius, 1705 (unaccepted, pre-linnean name)
180. Species Cancer cubicus Forskål, 1775 (unaccepted, suppressed by ICZN)
181. Species Cancer cupulifer Latreille in Milbert, 1812 (unaccepted > superseded combination)
182. Species Cancer cursor Linnaeus, 1758 (unaccepted > superseded combination)
183. Species Cancer custos (Fabricius, 1798) (unaccepted > superseded combination)
184. Species Cancer custos Forskål, 1775 (unaccepted > superseded combination)
185. Species Cancer cylindrus Fabricius, 1777 (unaccepted > superseded combination)
186. Species Cancer cymodoce Herbst, 1801 (unaccepted > superseded combination)
187. Species Cancer cyneus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
188. Species Cancer dama Herbst, 1804 (unaccepted > superseded combination)
189. Species Cancer danai Nations, 1975 † (unaccepted > superseded combination)
190. Species Cancer davidi Nations, 1968 † (unaccepted > superseded combination)
191. Species Cancer decorus Herbst, 1803 (unaccepted > junior subjective synonym)
192. Species Cancer dentatus Bell, 1835 (unaccepted > junior subjective synonym)
193. Species Cancer dentatus Herbst, 1785 (unaccepted > superseded combination)
194. Species Cancer denticulatus Montagu, 1808 (unaccepted > junior subjective synonym)
195. Species Cancer depressus Fabricius, 1775 (unaccepted > superseded combination)
196. Species Cancer depuratoides Nardo, 1847 (unaccepted > nomen nudum)
197. Species Cancer depurator Linnaeus, 1758 (unaccepted > superseded combination)
198. Species Cancer dereki Nations, 1975 † (unaccepted > superseded combination)
199. Species Cancer Deshayesii A. Milne-Edwards, 1864 † (unaccepted > junior subjective synonym)
200. Species Cancer diaphanus (Fabricius, 1798) (unaccepted > superseded combination)
201. Species Cancer diogenes Linnaeus, 1758 (unaccepted > superseded combination)
202. Species Cancer dodecos Linnaeus, 1767 (unaccepted > nomen oblitum)
203. Species Cancer dodone Herbst, 1801 (unaccepted > superseded combination)
204. Species Cancer dormia Linnaeus, 1763 (unaccepted > superseded combination)
205. Species Cancer dormitator Herbst, 1790 (unaccepted > junior subjective synonym)
206. Species Cancer dorsettensis Pennant, 1777 (unaccepted > superseded combination)
207. Species Cancer dorsioculatus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
208. Species Cancer dorsipes Linnaeus, 1758 (unaccepted > superseded combination)
209. Species Cancer dubius Herbst, 1804 (unaccepted > superseded combination)
210. Species Cancer echinatus Herbst, 1790 (unaccepted > superseded combination)
211. Species Cancer Edwardsii Bell, 1835 (unaccepted > superseded combination)
212. Species Cancer electra Herbst, 1801 (unaccepted > superseded combination)
213. Species Cancer emarginatus Rafinesque, 1814 (unaccepted > nomen nudum)
214. Species Cancer emeritus Linnaeus, 1767 (unaccepted > superseded combination)
215. Species Cancer epheliticus Linnaeus, 1763 (unaccepted > superseded combination)
216. Species Cancer eques Aubert de la Chesnaye des Bois, 1759 (unaccepted > junior subjective synonym)
217. Species Cancer eremita Linnaeus, 1767 (unaccepted > superseded combination)
218. Species Cancer erinaceus Fabricius, 1787 (unaccepted > superseded combination)
219. Species Cancer erythropus Edwards in Catesby & Edwards, 1771 (unaccepted > superseded combination)
220. Species Cancer eubolinus Nardo, 1847 (unaccepted > junior subjective synonym)
221. Species Cancer eudora Herbst, 1801 (unaccepted, questionable synonymy)
222. Species Cancer eurynome Herbst, 1801 (unaccepted, questionable senior synonym)
223. Species Cancer excavatus Herbst, 1791 (unaccepted > superseded combination)
224. Species Cancer exos Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
225. Species Cancer exsculptus Herbst, 1790 (unaccepted > superseded combination)
226. Species Cancer facchino Herbst, 1785 (unaccepted > superseded combination)
227. Species Cancer falcatus Forskål, 1775 (unaccepted > superseded combination)
228. Species Cancer fascicularis Herbst, 1799 (unaccepted > junior subjective synonym)
229. Species Cancer femoralis Olivier, 1791 (unaccepted > junior subjective synonym)
230. Species Cancer feriatus Linnaeus, 1758 (unaccepted > superseded combination)
231. Species Cancer fimbriatus Olivi, 1792 (unaccepted > junior subjective synonym)
232. Species Cancer flammeus Herbst, 1794 (unaccepted > superseded combination)
233. Species Cancer flexuosus Müller, 1776 (unaccepted > superseded combination)
234. Species Cancer floridus Linnaeus, 1767 (unaccepted > superseded combination)
235. Species Cancer floridus Herbst, 1783 (unaccepted > junior subjective synonym)
236. Species Cancer floridus Linnaeus, 1767 sensu Montagu, 1808 (unaccepted > misapplication, not Cancer floridus Linnaeus, 1767)
237. Species Cancer fluviatilis Herbst, 1785 (unaccepted > superseded combination)
238. Species Cancer forceps Fabricius, 1793 (unaccepted > superseded combination)
239. Species Cancer fornicatus Fabricius, 1781 (unaccepted > superseded combination)
240. Species Cancer fossulatus Girard, 1859 (unaccepted > superseded combination)
241. Species Cancer fraasi Lőrenthey, 1907 † (unaccepted > superseded combination)
242. Species Cancer francisci Curtiss, 1938 (unaccepted > junior subjective synonym)
243. Species Cancer frascone Herbst, 1785 (unaccepted > superseded combination)
244. Species Cancer furcatus Olivier, 1791 (unaccepted > superseded combination)
245. Species Cancer gallus Herbst, 1803 (unaccepted > superseded combination)
246. Species Cancer gambarelloides Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
247. Species Cancer gambarellus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
248. Species Cancer gammarus Linnaeus, 1758 (unaccepted > superseded combination)
249. Species Cancer geographicus Fréminville in Monod, 1933 (unaccepted > nomen nudum)
250. Species Cancer gibbulosus (De Haan, 1833) (unaccepted > superseded combination)
251. Species Cancer gibesinus Rafinesque, 1814 (unaccepted > nomen nudum)
252. Species Cancer gigas Lamarck, 1818 (unaccepted > superseded combination)
253. Species Cancer glaber Schafhäutl, 1863 † (unaccepted > junior subjective synonym)
254. Species Cancer glaber Olivi, 1792 (unaccepted > superseded combination)
255. Species Cancer glaberrimus Herbst, 1790 (unaccepted > superseded combination)
256. Species Cancer gladiator Fabricius, 1793 (unaccepted > junior subjective synonym)
257. Species Cancer globosus Fabricius, 1787 (unaccepted > junior subjective synonym)
258. Species Cancer globus Fabricius, 1775 (unaccepted > superseded combination)
259. Species Cancer gonagra Fabricius, 1781 (unaccepted > superseded combination)
260. Species Cancer gracilis Dana, 1852 (unaccepted > superseded combination)
261. Species Cancer granarius Herbst, 1783 (unaccepted > junior subjective synonym)
262. Species Cancer granosus Schafhäutl, 1863 † (unaccepted > junior subjective synonym)
263. Species Cancer granti Rathbun, 1932 † (unaccepted > superseded combination)
264. Species Cancer granulata Linnaeus, 1758 (unaccepted > superseded combination)
265. Species Cancer granulatus Say, 1817 (unaccepted > junior subjective synonym)
266. Species Cancer granulatus Audouin, 1826 (unaccepted > junior homonym)
267. Species Cancer grapsus Linnaeus, 1758 (unaccepted)
268. Species Cancer grossipes Linnaeus, 1767 (unaccepted > junior subjective synonym)
269. Species Cancer guanhumi Berthold, 1827 (unaccepted, suppressed under Article 23.9.1)
270. Species Cancer guezei Crosnier, 1976 (unaccepted > superseded combination)
271. Species Cancer Hardwickii Gray, 1831 (unaccepted > superseded combination)
272. Species Cancer hassoni Curtiss, 1944 (unaccepted > junior subjective synonym)
273. Species Cancer hastatus Linnaeus, 1767 (unaccepted > superseded combination)
274. Species Cancer hepatica Linnaeus, 1758 † (unaccepted > superseded combination)
275. Species Cancer heros Herbst, 1790 (unaccepted > superseded combination)
276. Species Cancer hexapus Linnaeus, 1767 (unaccepted > junior subjective synonym)
277. Species Cancer hippeus Olivier, 1804 (unaccepted > misspelling - incorrect original spelling, considered a lapsus fide Low & Ng, 2012 (Zootaxa 3398: 40-57))
278. Species Cancer hircus Fabricius, 1781 (unaccepted > junior subjective synonym)
279. Species Cancer hirtellus Linnaeus, 1761 (unaccepted > superseded combination)
280. Species Cancer hirticornis Herbst, 1804 (unaccepted > superseded combination)
281. Species Cancer hispidus Herbst, 1790 (unaccepted > superseded combination)
282. Species Cancer hispidus Latreille in Milbert, 1812 (unaccepted > superseded combination)
283. Species Cancer holosericeus Fabricius, 1787 (unaccepted > superseded combination)
284. Species Cancer homaroides Fabricius, 1780 (unaccepted > junior subjective synonym)
285. Species Cancer homarus Linnaeus, 1758 (unaccepted > superseded combination)
286. Species Cancer horrida Linnaeus, 1758 (unaccepted > superseded combination)
287. Species Cancer horridus Pennant, 1777 (unaccepted > junior subjective synonym)
288. Species Cancer hungarus Herbst, 1791 (unaccepted, questionable senior synonym)
289. Species Cancer huonii Hombron & Jacquinot, 1846 (unaccepted > superseded combination)
290. Species Cancer hydrodromus Herbst, 1794 (unaccepted > superseded combination)
291. Species Cancer hydrophilus Herbst, 1790 (unaccepted > superseded combination)
292. Species Cancer hystrix Fabricius, 1793 (unaccepted > junior subjective synonym)
293. Species Cancer ibericus Marschall de Bieberstein, 1809 (unaccepted > superseded combination)
294. Species Cancer imamurae Imaizumi, 1962 † (unaccepted > superseded combination)
295. Species Cancer impressus Latreille in Milbert, 1812 (unaccepted > superseded combination)
296. Species Cancer inaequalis Olivier, 1791 (unaccepted > superseded combination)
297. Species Cancer inaequalis Audouin, 1826 (unaccepted > junior subjective synonym)
298. Species Cancer incanus Forskål, 1775 (unaccepted > superseded combination)
299. Species Cancer Incisocrenatus J Couch, 1838 (unaccepted > junior subjective synonym)
300. Species Cancer incisus Leach, 1814 (unaccepted > junior subjective synonym)
301. Species Cancer inconspectus Herbst, 1794 (unaccepted > junior subjective synonym)
302. Species Cancer integerrimus Lamarck, 1818 (unaccepted > superseded combination)
303. Species Cancer irroratus Say, 1817 sensu Bell, 1835 (unaccepted > misapplication)
304. Species Cancer istrianus Scopoli, 1763 (unaccepted, suppressed by ICZN Opinion 701)
305. Species Cancer japonicus Ortmann, 1893 (unaccepted > superseded combination)
306. Species Cancer javanicus Van Straelen, 1938 † (unaccepted > superseded combination)
307. Species Cancer jenniferae Nations, 1975 † (unaccepted > superseded combination)
308. Species Cancer jordani Rathbun, 1900 (unaccepted > superseded combination)
309. Species Cancer jumpibus Swire, 1938 (unaccepted > junior subjective synonym, described as "Cancer jumpibus, new genus" which is obviously incorrect)
310. Species Cancer kerathurus Forskål, 1775 (unaccepted > superseded combination)
311. Species Cancer Klipsteinii von Meyer, 1842 † (unaccepted > superseded combination)
312. Species Cancer koehler Curtiss, 1938 (unaccepted > junior subjective synonym)
313. Species Cancer Kressenbergensis von Meyer, 1846 † (unaccepted > nomen nudum)
314. Species Cancer lactatus Linnaeus, 1758 (unaccepted > nomen oblitum)
315. Species Cancer lagopodes Forskål, 1775 (unaccepted > superseded combination)
316. Species Cancer lanatus Linnaeus, 1767 (unaccepted > superseded combination)
317. Species Cancer lar Fabricius, 1793 (unaccepted > junior subjective synonym)
318. Species Cancer latipes De Geer, 1778 (unaccepted > junior subjective synonym, based on a figure in Seba (1734-1765))
319. Species Cancer latipes Pennant, 1777 (unaccepted > superseded combination)
320. Species Cancer latro Linnaeus, 1767 (unaccepted > superseded combination)
321. Species Cancer Leachii Desmarest, 1817 † (unaccepted > superseded combination)
322. Species Cancer levifrons Rafinesque, 1814 (unaccepted > junior subjective synonym)
323. Species Cancer limbatus H. Milne Edwards, 1834 (unaccepted > junior subjective synonym)
324. Species Cancer limosa Say, 1818 (unaccepted > superseded combination)
325. Species Cancer linearis Linnaeus, 1767 (unaccepted > superseded combination)
326. Species Cancer listellus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
327. Species Cancer litterata Fabricius, 1798 (unaccepted > superseded combination)
328. Species Cancer lividus Latreille in Milbert, 1812 (unaccepted > superseded combination)
329. Species Cancer lobatus H. Milne Edwards, 1834 (unaccepted > junior subjective synonym)
330. Species Cancer locusta Linnaeus, 1758 (unaccepted > superseded combination)
331. Species Cancer locusta de Wulfen, 1791 (unaccepted > junior subjective synonym)
332. Species Cancer longicornis Linnaeus, 1767 (unaccepted > superseded combination)
333. Species Cancer longimanus Linnaeus, 1758 (unaccepted > superseded combination)
334. Species Cancer longipes Bell, 1835 (unaccepted > junior homonym)
335. Species Cancer longipes Linnaeus, 1758 (unaccepted > superseded combination)
336. Species Cancer longipes Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
337. Species Cancer longirostris Fabricius, 1775 (unaccepted > superseded combination)
338. Species Cancer lophos Herbst, 1782 (unaccepted > superseded combination)
339. Species Cancer luederwaldti Rathbun, 1930 (unaccepted > junior subjective synonym)
340. Species Cancer lunaris Forskål, 1775 (unaccepted > superseded combination)
341. Species Cancer lunaris Herbst, 1783 (unaccepted > junior subjective synonym)
342. Species Cancer lunulatus Nardo, 1847b (unaccepted > unavailable name, described in synonymy)
343. Species Cancer lunulatus Nardo, 1847 (unaccepted > nomen nudum)
344. Species Cancer luzonensis Sakai, 1983 (unaccepted > superseded combination)
345. Species Cancer lysianassa Herbst, 1801 (unaccepted > superseded combination)
346. Species Cancer macrochelos Herbst, 1790 (unaccepted > superseded combination)
347. Species Cancer macrochelus Desmarest, 1817 † (unaccepted > superseded combination)
348. Species Cancer macrochelus Millet, 1854 † (unaccepted > junior subjective synonym)
349. Species Cancer macrodactylus H. Milne Edwards in d'Archiac, 1850 † (unaccepted > superseded combination)
350. Species Cancer maculatus Otto, 1821 (unaccepted > junior subjective synonym)
351. Species Cancer maculatus Linnaeus, 1758 (unaccepted > superseded combination)
352. Species Cancer maenas Linnaeus, 1758 (unaccepted > superseded combination)
353. Species Cancer magister Dana, 1852 (unaccepted > superseded combination)
354. Species Cancer Maja Linnaeus, 1758 (unaccepted > superseded combination, Basionym)
355. Species Cancer majoides Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
356. Species Cancer mamillatus H. Milne Edwards, 1834 (unaccepted > junior subjective synonym)
357. Species Cancer mammillaris Fabricius, 1793 (unaccepted > junior subjective synonym)
358. Species Cancer mantis Linnaeus, 1758 (unaccepted > superseded combination)
359. Species Cancer mantissilus Nardo, 1847 (unaccepted > nomen nudum)
360. Species Cancer margaritarius Crosnier, 1976 (unaccepted > junior subjective synonym)
361. Species Cancer marginatus (Rüppell, 1830) (unaccepted > junior subjective synonym)
362. Species Cancer marmarinus Herbst, 1804 (unaccepted > junior subjective synonym)
363. Species Cancer marmoratus Fabricius, 1787 (unaccepted > superseded combination)
364. Species Cancer marmoratus Olivi, 1792 (unaccepted > junior subjective synonym, also primary homonym of Cancer marmoratus Fabricius, 1787)
365. Species Cancer mascarone Herbst, 1785 (unaccepted > superseded combination)
366. Species Cancer maxillaris Montagu, 1804 (unaccepted > superseded combination)
367. Species Cancer mediterraneus Herbst, 1794 (unaccepted > superseded combination)
368. Species Cancer medusarum Müller, 1776 (unaccepted)
369. Species Cancer megachir Schafhäutl, 1863 † (unaccepted > superseded combination)
370. Species Cancer megistes Herbst, 1804 (unaccepted > misspelling - incorrect subsequent spelling)
371. Species Cancer megistos Herbst, 1804 (unaccepted > superseded combination)
372. Species Cancer melissa Herbst, 1801 (unaccepted > junior subjective synonym)
373. Species Cancer menestho Herbst, 1803 (unaccepted > junior subjective synonym)
374. Species Cancer mercenaria Say, 1818 (unaccepted > superseded combination)
375. Species Cancer messor Forskål, 1775 (unaccepted > superseded combination)
376. Species Cancer metis Herbst, 1801 (unaccepted > junior subjective synonym)
377. Species Cancer miles (Fabricius, 1787) (unaccepted > superseded combination)
378. Species Cancer miniatus Desbonne in Desbonne & Schramm, 1867 (unaccepted > junior subjective synonym)
379. Species Cancer minutoserratus Nagao, 1940 † (unaccepted > superseded combination)
380. Species Cancer minutus Linnaeus, 1758 (unaccepted > superseded combination)
381. Species Cancer minutus de Wulfen, 1791 (unaccepted > junior subjective synonym)
382. Species Cancer mirabilis Herbst, 1794 (unaccepted > superseded combination)
383. Species Cancer modestus Herbst, 1796 (unaccepted > superseded combination)
384. Species Cancer modioli Leach, 1814 (unaccepted > junior subjective synonym)
385. Species Cancer muricatus Fabricius, 1787 (unaccepted > superseded combination)
386. Species Cancer muscosa Linnaeus, 1758 (unaccepted > superseded combination)
387. Species Cancer muta Linnaeus, 1758 (unaccepted > superseded combination)
388. Species Cancer Mytili Leach, 1814 (unaccepted > junior subjective synonym)
389. Species Cancer mytilorum Herbst, 1783 (unaccepted > junior subjective synonym)
390. Species Cancer Mytulorum Baster, 1765 (unaccepted, non-binominal, not available)
391. Species Cancer nadaensis Sakai, 1969 (unaccepted > superseded combination)
392. Species Cancer natator Herbst, 1794 (unaccepted > superseded combination)
393. Species Cancer nautilor Herbst, 1796 (unaccepted > junior subjective synonym)
394. Species Cancer navigator Herbst, 1794 (unaccepted > superseded combination)
395. Species Cancer nepotei Curtiss, 1938 (unaccepted > junior subjective synonym)
396. Species Cancer neptuni Linnaeus, 1768 (unaccepted > superseded combination)
397. Species Cancer niger Forskål, 1775 (unaccepted > superseded combination)
398. Species Cancer nigerrimus Desbonne in Desbonne & Schramm, 1867 (unaccepted > junior subjective synonym)
399. Species Cancer nobilis von Paula Schrank, 1803 (unaccepted > junior subjective synonym)
400. Species Cancer nocturnus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
401. Species Cancer nodulosus Olivier, 1791 (unaccepted > junior homonym, junior homonym of Cancer nodulosus Fabricius, 1781)
402. Species Cancer norvegicus Linnaeus, 1758 (unaccepted > superseded combination)
403. Species Cancer novaezealandiae (Hombron & Jacquinot, 1846) (unaccepted > superseded combination)
404. Species Cancer novemdecos Sulzer, 1776 (unaccepted, suppressed by ICZN Opinion 522)
405. Species Cancer nucleus Linnaeus, 1758 (unaccepted > superseded combination)
406. Species Cancer nugax Phipps, 1774 (unaccepted > superseded combination)
407. Species Cancer nutrix Scopoli, 1763 (unaccepted, questionable senior synonym)
408. Species Cancer obtusatus Montagu, 1813 (unaccepted > superseded combination)
409. Species Cancer obtusus De Haan, 1835 (unaccepted > junior subjective synonym)
410. Species Cancer ocellatus Herbst, 1799 (unaccepted > superseded combination)
411. Species Cancer ochtodes Herbst, 1783 (unaccepted > superseded combination)
412. Species Cancer oculatus Fabricius, 1780 (unaccepted > superseded combination)
413. Species Cancer ocyroe Herbst, 1801 (unaccepted > superseded combination)
414. Species Cancer odosensis Imaizumi, 1962 † (unaccepted > superseded combination)
415. Species Cancer olivacea Herbst, 1796 (unaccepted > superseded combination)
416. Species Cancer olivaceus Rafinesque, 1814 (unaccepted > nomen nudum)
417. Species Cancer opilio Fabricius, 1788 (unaccepted > superseded combination)
418. Species Cancer orbicularis Olivi, 1792 (unaccepted > junior subjective synonym)
419. Species Cancer orbicularis Meuschen, 1778 (unaccepted, published in work rejected for nomenclatural purposes, Opinion 261)
420. Species Cancer orbiculus Fabricius, 1775 (unaccepted > junior subjective synonym)
421. Species Cancer oregonensis (Dana, 1852) (unaccepted > superseded combination)
422. Species Cancer orientalis Herbst, 1790 (unaccepted > junior subjective synonym)
423. Species Cancer orthodactylus Schafhäutl, 1863 † (unaccepted)
424. Species Cancer ovis Fabricius, 1787 (unaccepted > superseded combination)
425. Species Cancer pachychelus H. Milne Edwards in d'Archiac, 1850 † (unaccepted > junior subjective synonym)
426. Species Cancer palmata Montagu, 1804 (unaccepted > superseded combination)
427. Species Cancer panope Herbst, 1801 (unaccepted > junior subjective synonym)
428. Species Cancer parasitica Linnaeus, 1763 (unaccepted > misspelling - incorrect subsequent spelling)
429. Species Cancer parasiticus Linnaeus, 1763 (unaccepted > superseded combination)
430. Species Cancer parvulus Fabricius, 1793 (unaccepted > superseded combination)
431. Species Cancer patagonicus Philippi, 1887 † (unaccepted > junior subjective synonym)
432. Species Cancer paulinowuertembergensis von Meyer, 1847 † (unaccepted > superseded combination)
433. Species Cancer paulino-würtembergensis von Meyer, 1847 † (unaccepted > misspelling - incorrect original spelling)
434. Species Cancer Paulino-Würtembergensis von Meyer, 1843 † (unaccepted > nomen nudum)
435. Species Cancer pedunculatus Herbst, 1804 (unaccepted > superseded combination)
436. Species Cancer pelagicus Linnaeus, 1758 (unaccepted > superseded combination)
437. Species Cancer pelagicus Forskål, 1775 (unaccepted > junior homonym)
438. Species Cancer pellitus Forskål, 1775 (unaccepted > nomen oblitum)
439. Species Cancer pellucidus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
440. Species Cancer perlata Herbst, 1790 (unaccepted > superseded combination)
441. Species Cancer perlatus Stimpson, 1856 (unaccepted > junior subjective synonym)
442. Species Cancer personata Linnaeus, 1758 (unaccepted > superseded combination)
443. Species Cancer personatus Herbst, 1785 (unaccepted > junior subjective synonym)
444. Species Cancer petraeus Herbst, 1801 (unaccepted > junior subjective synonym)
445. Species Cancer Phalangium Fabricius, 1775 (unaccepted > superseded combination)
446. Species Cancer phalangivm Fabricius, 1780 (unaccepted > junior homonym)
447. Species Cancer phasma Montagu, 1804 (unaccepted > superseded combination)
448. Species Cancer philargius Linnaeus, 1758 (unaccepted > superseded combination)
449. Species Cancer philyra Herbst, 1803 (unaccepted > superseded combination)
450. Species Cancer pictor Fabricius, 1798 (unaccepted > superseded combination)
451. Species Cancer pinnophylax Linnaeus, 1767 (unaccepted > junior subjective synonym)
452. Species Cancer pinnotheres Linnaeus, 1758 (unaccepted > superseded combination)
453. Species Cancer pipa Herbst, 1790 (unaccepted > junior subjective synonym)
454. Species Cancer pisum Linnaeus, 1767 (unaccepted > superseded combination)
455. Species Cancer planatus Fabricius, 1775 (unaccepted > superseded combination)
456. Species Cancer planipes Weber, 1795 (unaccepted > nomen nudum)
457. Species Cancer planissimum Herbst, 1804 (unaccepted > superseded combination)
458. Species Cancer platy-cheles Pennant, 1777 (unaccepted > misspelling - incorrect original spelling)
459. Species Cancer pleione Herbst, 1803 (unaccepted > superseded combination)
460. Species Cancer plicata Herbst, 1803 (unaccepted > superseded combination)
461. Species Cancer plicatus Fabricius, 1798 (unaccepted > superseded combination)
462. Species Cancer poiae Curtiss, 1938 (unaccepted > junior subjective synonym)
463. Species Cancer polydora Herbst, 1801 (unaccepted > superseded combination)
464. Species Cancer polynome Herbst, 1801 (unaccepted > junior subjective synonym)
465. Species Cancer polyodon Poeppig, 1836 (unaccepted > junior subjective synonym)
466. Species Cancer ponticus Herbst, 1790 (unaccepted > junior subjective synonym)
467. Species Cancer porcellanea Herbst, 1783 (unaccepted > superseded combination)
468. Species Cancer poressa Olivi, 1792 (unaccepted > superseded combination)
469. Species Cancer poressoides Rafinesque, 1814 (unaccepted > nomen nudum)
470. Species Cancer potamios Olivier, 1804 (unaccepted > superseded combination)
471. Species Cancer praedo Herbst, 1796 (unaccepted > junior subjective synonym)
472. Species Cancer pransor Herbst, 1796 (unaccepted > superseded combination)
473. Species Cancer princeps Herbst, 1794 (unaccepted > junior subjective synonym)
474. Species Cancer prymna Herbst, 1803 (unaccepted > superseded combination)
475. Species Cancer puber Linnaeus, 1767 (unaccepted > superseded combination)
476. Species Cancer pudibundus Herbst, 1785 (unaccepted > superseded combination)
477. Species Cancer pulchellus Herbst, 1796 (unaccepted > junior subjective synonym)
478. Species Cancer pulex Linnaeus, 1758 (unaccepted > superseded combination)
479. Species Cancer pulsator Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
480. Species Cancer punctata Linnaeus, 1758 (unaccepted > superseded combination)
481. Species Cancer punctatus Herbst, 1783 (unaccepted > junior homonym)
482. Species Cancer punctulatus Desmarest, 1817 † (unaccepted > superseded combination)
483. Species Cancer puru Curtiss, 1938 (unaccepted > junior subjective synonym)
484. Species Cancer pusillus Fabricius, 1775 (unaccepted > junior subjective synonym)
485. Species Cancer pygmaeus Ortmann, 1893 (unaccepted > junior homonym)
486. Species Cancer pygmeus Fabricius, 1787 (unaccepted > junior subjective synonym)
487. Species Cancer quadratus Fabricius, 1798 (unaccepted > junior homonym, junior homonym of Cancer quadratus J. C. Fabricius, 1787)
488. Species Cancer quadratus Fabricius, 1787 (unaccepted > superseded combination)
489. Species Cancer quadridens Fabricius, 1793 (unaccepted > superseded combination)
490. Species Cancer quadrilobatus Desmarest, 1817 † (unaccepted > superseded combination)
491. Species Cancer raihoae Curtiss, 1938 (unaccepted > junior subjective synonym)
492. Species Cancer ranina Linnaeus, 1758 (unaccepted > superseded combination)
493. Species Cancer residuus Herbst, 1799 (unaccepted > junior subjective synonym)
494. Species Cancer reticulatus Herbst, 1799 (unaccepted > superseded combination)
495. Species Cancer rhomboidalis Montagu, 1804 (unaccepted > junior subjective synonym)
496. Species Cancer rhomboides Linnaeus, 1758 (unaccepted > superseded combination)
497. Species Cancer rhumphii Guérin, 1830 (unaccepted > junior subjective synonym)
498. Species Cancer roberti Curtiss, 1938 (unaccepted > junior subjective synonym)
499. Species Cancer roseus (Rüppell, 1830) (unaccepted > superseded combination)
500. Species Cancer rostrata Linnaeus, 1761 (unaccepted > misspelling - incorrect subsequent spelling)
501. Species Cancer rostratus Linnaeus, 1761 (unaccepted > superseded combination)
502. Species Cancer rotundatus Olivi, 1792 (unaccepted > superseded combination)
503. Species Cancer rufopunctatus Herbst, 1799 (unaccepted > superseded combination)
504. Species Cancer rugosus (Fabricius, 1775) (unaccepted > superseded combination)
505. Species Cancer rumphii Fabricius, 1798 (unaccepted > superseded combination)
506. Species Cancer ruricola Linnaeus, 1758 (unaccepted > superseded combination)
507. Species Cancer sabulosus Herbst, 1799 (unaccepted > junior subjective synonym)
508. Species Cancer sagittarius Fabricius, 1793 (unaccepted > junior subjective synonym)
509. Species Cancer sakaii Takeda & Miyake, 1972 (unaccepted, unnecessary replacement name for Platepistoma anaglypta Balss, 1922)
510. Species Cancer sakamotoi Kato, 1996 † (unaccepted > superseded combination)
511. Species Cancer salectus Nardo, 1847 (unaccepted > nomen nudum)
512. Species Cancer samuelis Curtiss, 1938 (unaccepted > junior subjective synonym)
513. Species Cancer sanbonsugii Imaizumi, 1962 † (unaccepted > superseded combination)
514. Species Cancer sanguineus Linnaeus, 1771 (unaccepted > superseded combination)
515. Species Cancer sanguinolentus Herbst, 1783 (unaccepted > superseded combination)
516. Species Cancer Santolla Molina, 1782 (unaccepted > superseded combination)
517. Species Cancer saratan Forskål, 1775 (unaccepted > superseded combination)
518. Species Cancer satuak Herbst, 1782 (unaccepted > junior subjective synonym)
519. Species Cancer savignii H. Milne Edwards, 1834 (unaccepted > superseded combination)
520. Species Cancer saxatilis Herbst, 1785 (unaccepted > junior subjective synonym)
521. Species Cancer Sayi Gould, 1841 (unaccepted > junior subjective synonym)
522. Species Cancer scaber Fabricius, 1798 (unaccepted > superseded combination)
523. Species Cancer scaevola Forskål, 1775 (unaccepted > superseded combination)
524. Species Cancer scamparellus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
525. Species Cancer scampoides Nardo, 1847 (unaccepted > nomen nudum)
526. Species Cancer scarpellonis Curtiss, 1938 (unaccepted > junior subjective synonym)
527. Species Cancer schillinus Nardo, 1847 (unaccepted > unavailable name, described in synonymy)
528. Species Cancer sclopetarius Herbst, 1796 (unaccepted > superseded combination)
529. Species Cancer scopolinus Herbst, 1783 (unaccepted > junior subjective synonym)
530. Species Cancer scorpio Fabricius, 1779 (unaccepted > junior subjective synonym)
531. Species Cancer scorpioides Montagu, 1804 (unaccepted, originally misplaced in decapod genus)
532. Species Cancer scruposus Linnaeus, 1764 (unaccepted > superseded combination)
533. Species Cancer sculptus Herbst, 1794 (unaccepted > superseded combination)
534. Species Cancer sculptus H. Milne Edwards, 1834 (unaccepted > junior homonym, primary homonym of Cancer scupltus Herbst, 1794)
535. Species Cancer scutellata Fabricius, 1793 (unaccepted > superseded combination)
536. Species Cancer scyllarus Linnaeus, 1758 (unaccepted > superseded combination)
537. Species Cancer sebanus Shaw & Nodder, 1803 (unaccepted > superseded combination)
538. Species Cancer sedentarius Forskål, 1775 (unaccepted)
539. Species Cancer segnis Forskål, 1775 (unaccepted > superseded combination)
540. Species Cancer Seguieri H. Milne Edwards in d'Archiac, 1850 † (unaccepted > junior subjective synonym)
541. Species Cancer semicylindrus Fabricius, 1798 (unaccepted > superseded combination)
542. Species Cancer senex Fabricius, 1798 (unaccepted > superseded combination)
543. Species Cancer septemdentatus Herbst, 1783 (unaccepted > superseded combination)
544. Species Cancer septemspinosus Fabricius, 1787 (unaccepted > superseded combination)
545. Species Cancer serratus Forskål, 1775 (unaccepted > superseded combination)
546. Species Cancer serratus Shaw, 1794 (unaccepted > junior homonym)
547. Species Cancer seticornis Herbst, 1788 (unaccepted > superseded combination)
548. Species Cancer setiferus Linnaeus, 1767 (unaccepted > superseded combination)
549. Species Cancer setosus Fabricius, 1798 (unaccepted > superseded combination)
550. Species Cancer setosus Molina, 1782 (unaccepted > superseded combination)
551. Species Cancer sexdentatus Herbst, 1783 (unaccepted > junior subjective synonym)
552. Species Cancer sexpes Fabricius, 1798 (unaccepted > superseded combination)
553. Species Cancer simmonsi Curtiss, 1938 (unaccepted > junior subjective synonym)
554. Species Cancer sinica Linnaeus, 1771 (unaccepted > superseded combination)
555. Species Cancer Sismondae von Meyer, 1843 † (unaccepted > superseded combination)
556. Species Cancer Sismondi H. Milne Edwards in d'Archiac, 1850 † (unaccepted > nomen nudum)
557. Species Cancer Sonthofenensis von Meyer, 1846 † (unaccepted > nomen nudum)
558. Species Cancer spectabilis Herbst, 1794 (unaccepted > superseded combination)
559. Species Cancer spinifrons Herbst, 1785 (unaccepted > junior subjective synonym)
560. Species Cancer spinimanus H. Milne Edwards, 1834 (unaccepted > superseded combination)
561. Species Cancer spinipes Herbst, 1790 (unaccepted > junior subjective synonym)
562. Species Cancer spinosus Ascanius, 1776 (unaccepted > junior subjective synonym)
563. Species Cancer spinus Sowerby, 1805 (unaccepted > superseded combination)
564. Species Cancer squamosus Herbst, 1790 (unaccepted > superseded combination)
565. Species Cancer squilla Linnaeus, 1758 (unaccepted)
566. Species Cancer squinado Herbst, 1788 (unaccepted > superseded combination)
567. Species Cancer strigatus Herbst, 1804 (unaccepted > superseded combination)
568. Species Cancer strigosus Linnaeus, 1761 (unaccepted > superseded combination)
569. Species Cancer strigosus Herbst, 1799 (unaccepted > junior subjective synonym)
570. Species Cancer styx Herbst, 1803 (unaccepted > superseded combination)
571. Species Cancer sublucanus Forskål, 1775 (unaccepted, questionable senior synonym)
572. Species Cancer sulcatus Forskål, 1775 (unaccepted > superseded combination)
573. Species Cancer superciliosus Linnaeus, 1758 (unaccepted > superseded combination)
574. Species Cancer symmysta Linnaeus, 1758 (unaccepted > superseded combination)
575. Species Cancer symnista Linnaeus, 1767 (unaccepted > misspelling - incorrect subsequent spelling)
576. Species Cancer Szontaghii Lőrenthey, 1897 † (unaccepted > junior subjective synonym)
577. Species Cancer tahiticus Curtiss, 1938 (unaccepted > junior subjective synonym)
578. Species Cancer tearlachi Curtiss, 1938 (unaccepted > junior subjective synonym)
579. Species Cancer teatae Curtiss, 1938 (unaccepted > junior subjective synonym)
580. Species Cancer tenax Rüppell, 1830 (unaccepted > superseded combination)
581. Species Cancer tenuicrustatus Herbst, 1783 (unaccepted > superseded combination)
582. Species Cancer testudinarius Herbst, 1791 (unaccepted > superseded combination)
583. Species Cancer tetragonon Herbst, 1790 (unaccepted > superseded combination)
584. Species Cancer tetragonus Fabricius, 1798 (unaccepted > superseded combination)
585. Species Cancer tetraodon Pennant, 1777 (unaccepted > superseded combination)
586. Species Cancer thalia Herbst, 1803 (unaccepted > superseded combination)
587. Species Cancer theresae Curtiss, 1938 (unaccepted > junior subjective synonym, identity unclear; could also be Palinurus longipes bispinosus Borradaile, 1899)
588. Species Cancer thoe Herbst, 1803 (unaccepted > superseded combination)
589. Species Cancer thunborgii Euphrasén, 1795 (unaccepted > nomen oblitum)
590. Species Cancer tibicen Herbst, 1791 (unaccepted > superseded combination)
591. Species Cancer tinctor Fabricius, 1798 (unaccepted > junior subjective synonym)
592. Species Cancer tinctor Forskål, 1775 (unaccepted > superseded combination)
593. Species Cancer Torrentium von Paula Schrank, 1803 (unaccepted > superseded combination)
594. Species Cancer tribulus Linnaeus, 1767 (unaccepted, suppressed, ICZN Opinion 708)
595. Species Cancer tridens Fabricius, 1798 (unaccepted > junior homonym, homonym of Cancer tridens Herbst, 1790)
596. Species Cancer tridens Herbst, 1790 (unaccepted, suppressed by ICZN)
597. Species Cancer tridentatus von Meyer, 1854 † (unaccepted > superseded combination)
598. Species Cancer tridentatus Forskål, 1775 (unaccepted, nomen oblitum)
599. Species Cancer trispinosus Herbst, 1803 (unaccepted > superseded combination)
600. Species Cancer tuberculatus Fabricius, 1787 (unaccepted > superseded combination)
601. Species Cancer tuberculatus Herbst, 1785 † (unaccepted > junior subjective synonym)
602. Species Cancer tuberosa Pennant, 1777 (unaccepted > superseded combination)
603. Species Cancer tubularis Linnaeus, 1767 (unaccepted > superseded combination)
604. Species Cancer tumefacta Montagu, 1808 (unaccepted > superseded combination)
605. Species Cancer tumifrons Yokoya, 1933 (unaccepted > superseded combination)
606. Species Cancer tyche Herbst, 1801 (unaccepted > superseded combination)
607. Species Cancer Tyro Philippi, 1887 † (unaccepted > junior subjective synonym)
608. Species Cancer uca Linnaeus, 1767 (unaccepted > junior subjective synonym)
609. Species Cancer uca Shaw & Nodder, 1803 (unaccepted > junior subjective synonym)
610. Species Cancer undecimdentatus Herbst, 1783 (unaccepted > superseded combination)
611. Species Cancer urania Herbst, 1801 (unaccepted > superseded combination)
612. Species Cancer urbanus Rathbun, 1917 † (unaccepted > superseded combination)
613. Species Cancer ursus Fabricius, 1787 (unaccepted > superseded combination)
614. Species Cancer ursus Herbst, 1788 (unaccepted > junior subjective synonym)
615. Species Cancer varians Olivier, 1791 (unaccepted > junior subjective synonym)
616. Species Cancer variegatus Fabricius, 1793 (unaccepted > superseded combination)
617. Species Cancer varietaslinearis Nardo, 1847 (unaccepted > nomen nudum)
618. Species Cancer variolosus Fabricius, 1798 (unaccepted > junior subjective synonym)
619. Species Cancer velutinus Pennant, 1777 (unaccepted > junior subjective synonym)
620. Species Cancer venustus Desbonne in Desbonne & Schramm, 1867 (unaccepted > junior subjective synonym)
621. Species Cancer vermiculatus Lamarck, 1818 (unaccepted > superseded combination)
622. Species Cancer verrucosus Forskål, 1775 (unaccepted > superseded combination)
623. Species Cancer verrucosus Schafhäutl, 1851 † (unaccepted > superseded combination)
624. Species Cancer vespertilio Fabricius, 1793 (unaccepted > superseded combination)
625. Species Cancer victor Fabricius, 1781 (unaccepted > superseded combination)
626. Species Cancer Villabersiani Gary, 1907 † (unaccepted > nomen nudum)
627. Species Cancer villosissimus Rafinesque, 1814 (unaccepted > superseded combination)
628. Species Cancer viridis Herbst, 1783 (unaccepted > junior subjective synonym)
629. Species Cancer vocans Linnaeus, 1758 (unaccepted > superseded combination)
630. Species Cancer vocator Herbst, 1804 (unaccepted > superseded combination)
631. Species Cancer wahkiakumensis Berglund & Goedert, 1992 † (unaccepted > superseded combination)
632. Species Cancer whitfieldi Pilsbry, 1901 † (unaccepted > superseded combination)
633. Species Cancer xaiva Molina, 1782 (unaccepted > junior subjective synonym)
634. Species Cancer acanthachir Schafhäutl, 1863 † (uncertain > nomen dubium)
635. Species Cancer apancora Molina, 1782 (uncertain > taxon inquirendum)
636. Species Cancer armiger Fabricius, 1787 (uncertain > taxon inquirendum)
637. Species Cancer auritus Fabricius, 1775 (uncertain > taxon inquirendum)
638. Species Cancer cassideus Forster, 1782 (uncertain > nomen dubium)
639. Species Cancer chelatus Fabricius, 1787 (uncertain > taxon inquirendum)
640. Species Cancer defensor Fabricius, 1787 (uncertain > taxon inquirendum)
641. Species Cancer excisus Fabricius, 1787 (uncertain > taxon inquirendum)
642. Species Cancer filiformis Linnaeus, 1763 (uncertain > taxon inquirendum, probably a caprellid amphipod)
643. Species Cancer lancifer Fabricius, 1787 (uncertain > taxon inquirendum)
644. Species Cancer lapideus Herbst, 1785 (uncertain > nomen dubium)
645. Species Cancer miliaris Latreille in Milbert, 1812 (uncertain > nomen dubium)
646. Species Cancer nasutus Fabricius, 1779 (uncertain > taxon inquirendum)
647. Species Cancer nodulosus Fabricius, 1781 (uncertain > taxon inquirendum)
648. Species Cancer occultus Herbst, 1783 (uncertain > nomen dubium)
649. Species Cancer odontodactylus Schafhäutl, 1863 † (uncertain > nomen dubium)
650. Species Cancer scrobiculatus Reuss, 1859 † (uncertain > nomen dubium)
651. Species Cancer Talicuna Molina, 1782 (uncertain > nomen dubium)

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