1. Species Sepioteuthis australis Quoy & Gaimard, 1832
2. Species Sepioteuthis lessoniana Lesson, 1831
3. Species Sepioteuthis sepioidea (Blainville, 1823)
4. Species Sepioteuthis arctipinnis Gould, 1852 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
5. Species Sepioteuthis biangulata Rang, 1837 accepted as Sepioteuthis sepioidea (Blainville, 1823) (synonym)
6. Species Sepioteuthis bilineata (Quoy & Gaimard, 1832) accepted as Sepioteuthis australis Quoy & Gaimard, 1832 (synonym)
7. Species Sepioteuthis blainvilliana A. d'Orbigny, 1826 accepted as Sepioteuthis sepioidea (Blainville, 1823) (unaccepted > junior subjective synonym)
8. Species Sepioteuthis brevis Owen, 1881 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
9. Species Sepioteuthis dorensis A. Férussac, 1835 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
10. Species Sepioteuthis ehrhardti Pfeffer, 1884 accepted as Sepioteuthis sepioidea (Blainville, 1823) (synonym)
11. Species Sepioteuthis guinensis Quoy & Gaimard, 1832 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
12. Species Sepioteuthis hemprichii Ehrenberg, 1831 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
13. Species Sepioteuthis indica E. S. Goodrich, 1896 accepted as Sepioteuthis lessoniana Lesson, 1831 (unaccepted > junior subjective synonym)
14. Species Sepioteuthis krempfi G. C. Robson, 1928 accepted as Sepioteuthis lessoniana Lesson, 1831 (unaccepted > junior subjective synonym)
15. Species Sepioteuthis lunulata Quoy & Gaimard, 1832 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
16. Species Sepioteuthis major J. E. Gray, 1828 accepted as Thysanoteuthis rhombus Troschel, 1857 (unaccepted > junior subjective synonym)
17. Species Sepioteuthis malayana Wülker, 1913 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
18. Species Sepioteuthis mauritiana Quoy & Gaimard, 1832 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
19. Species Sepioteuthis neoguinaica Pfeffer, 1884 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
20. Species Sepioteuthis occidentalis G. C. Robson, 1926 accepted as Sepioteuthis sepioidea (Blainville, 1823) (unaccepted > junior subjective synonym)
21. Species Sepioteuthis ovata Gabb, 1868 accepted as Sepioteuthis sepioidea (Blainville, 1823) (synonym)
22. Species Sepioteuthis sepiacea Blainville, 1824 accepted as Sepioteuthis sepioidea (Blainville, 1823) (synonym)
23. Species Sepioteuthis sicula Vérany, 1851 accepted as Chtenopteryx sicula (Vérany, 1851) (original combination)
24. Species Sepioteuthis sieboldi Joubin, 1898 accepted as Sepioteuthis lessoniana Lesson, 1831 (synonym)
25. Species Sepioteuthis sinensis A. d'Orbigny, 1848 accepted as Sepioteuthis lessoniana Lesson, 1831 (junior subjective synonym)
26. Species Sepioteuthis sloanii Gray, 1849 accepted as Sepioteuthis sepioidea (Blainville, 1823) (synonym)
27. Species Sepioteuthis loliginiformis (Rüppell & Leuckart, 1828) (uncertain > taxon inquirendum)
28. Species Sepioteuthis madagascariensis Gray, 1849 (uncertain > nomen dubium)

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