1. Species Onychoteuthis aequimanus Gabb, 1868
2. Species Onychoteuthis banksii (Leach, 1817)
3. Species Onychoteuthis bergii Lichtenstein, 1818
4. Species Onychoteuthis borealijaponica Okada, 1927
5. Species Onychoteuthis compacta (S. S. Berry, 1913)
6. Species Onychoteuthis horstkottei Bolstad, 2010
7. Species Onychoteuthis lacrima Bolstad & Seki [in Bolstad], 2008
8. Species Onychoteuthis meridiopacifica Rancurel & Okutani, 1990
9. Species Onychoteuthis mollis (Appellöf, 1891)
10. Species Onychoteuthis prolata Bolstad, Vecchione & R. E. Young, 2008
11. Species Onychoteuthis amoena Moller, 1842 accepted as Gonatus fabricii (Lichtenstein, 1818) (synonym)
12. Species Onychoteuthis armatus Quoy & Gaimard, 1832 accepted as Abralia armata (Quoy & Gaimard, 1832) (original combination)
13. Species Onychoteuthis brevimanus A. Gould, 1852 accepted as Ommastrephes brevimanus (A. Gould, 1852) (superseded combination)
14. Species Onychoteuthis dussumieri A. d'Orbigny, 1842 accepted as Tetronychoteuthis dussumieri (A. d'Orbigny, 1842) (unaccepted > superseded combination)
15. Species Onychoteuthis fabricii Lichtenstein, 1818 accepted as Gonatus fabricii (Lichtenstein, 1818) (unaccepted > superseded combination)
16. Species Onychoteuthis fleuryi Reynaud, 1830 accepted as Onychoteuthis banksii (Leach, 1817) (synonym)
17. Species Onychoteuthis hamata Risso, 1854 accepted as Ancistroteuthis lichtensteinii (A. Férussac [in A. Férussac & d'Orbigny], 1835) (synonym)
18. Species Onychoteuthis hamatus Risso, 1854 accepted as Ancistroteuthis lichtensteinii (A. Férussac [in A. Férussac & d'Orbigny], 1835) (synonym)
19. Species Onychoteuthis ingens E. A. Smith, 1881 accepted as Moroteuthopsis ingens (E. A. Smith, 1881) (original combination)
20. Species Onychoteuthis kamtschatica Middendorff, 1849 accepted as Gonatus kamtschaticus (Middendorf, 1849) (original combination)
21. Species Onychoteuthis lesueurii A. d'Orbigny, 1835 accepted as Ancistrocheirus lesueurii (A. d'Orbigny, 1835) (unaccepted > superseded combination)
22. Species Onychoteuthis lichtensteinii A. Férussac, 1835 accepted as Ancistroteuthis lichtensteinii (A. Férussac [in A. Férussac & d'Orbigny], 1835) (superseded combination)
23. Species Onychoteuthis longimanus Steenstrup, 1857 accepted as Lycoteuthis lorigera (Steenstrup, 1875) (synonym)
24. Species Onychoteuthis lorigera Steenstrup, 1875 accepted as Lycoteuthis lorigera (Steenstrup, 1875) (original combination)
25. Species Onychoteuthis molinae Lichtenstein, 1818 accepted as Onychoteuthis banksii (Leach, 1817) (synonym)
26. Species Onychoteuthis morisii Vérany, 1839 accepted as Abraliopsis morisii (Vérany, 1839) (original combination)
27. Species Onychoteuthis perlatus Risso, 1854 (unaccepted > nomen nudum)
28. Species Onychoteuthis robusta (A. E. Verrill, 1876) accepted as Onykia robusta (A. E. Verrill, 1876) (unaccepted > superseded combination)
29. Species Onychoteuthis bellonii Lichtenstein, 1818 (uncertain > nomen dubium)
30. Species Onychoteuthis brachyptera Pfeffer, 1884 (uncertain > nomen dubium)
31. Species Onychoteuthis fleuryi Lesson, 1831 (uncertain > nomen dubium)
32. Species Onychoteuthis fusiformis Gabb, 1862 (uncertain > nomen dubium)
33. Species Onychoteuthis krohnii Vérany, 1847 (uncertain > taxon inquirendum, possibly a synonym of O. banksii)
34. Species Onychoteuthis leachii A. Férussac, 1834 (uncertain > nomen dubium)
35. Species Onychoteuthis lessonii A. Férussac, 1830 (uncertain > nomen dubium)
36. Species Onychoteuthis lobipennis Dall, 1871 (uncertain > nomen dubium)
37. Species Onychoteuthis peratoptera A. Férussac, 1834 (uncertain > nomen dubium)
38. Species Onychoteuthis platyptera A. d'Orbigny, 1834 (uncertain > nomen dubium)
39. Species Onychoteuthis raptor Owen, 1881 (uncertain > nomen dubium)
40. Species Onychoteuthis rutilus A. Gould, 1852 (uncertain > nomen dubium)

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