• Sepia Linnaeus, 1758
• Sepia (Acanthosepia) Thiele, 1934 accepted as Sepia (Acanthosepion) Rochebrune, 1884 accepted as Acanthosepion Rochebrune, 1884
• Sepia (Acanthosepion) Rochebrune, 1884 accepted as Acanthosepion Rochebrune, 1884
• Sepia (Acanthosepion) lycidas J. E. Gray, 1849 represented as Sepia lycidas J. E. Gray, 1849 accepted as Acanthosepion lycidas (J. E. Gray, 1849)
• Sepia (Acanthosepion) pharaonis Ehrenberg, 1831 accepted as Acanthosepion pharaonis (Ehrenberg, 1831)
• Sepia (Anomalosepia) Khromov, 1987 represented as Sepia Linnaeus, 1758
• Sepia (Digitosepia) Lipiński, 2020 accepted as Digitosepia Lipiński, 2020
• Sepia (Digitosepia) barosei Lipiński, 2020 accepted as Digitosepia barosei (Lipiński, 2020)
• Sepia (Digitosepia) faurei Roeleveld, 1972 accepted as Digitosepia faurei (Roeleveld, 1972)
• Sepia (Digitosepia) robsoni (Massy, 1927) accepted as Digitosepia robsoni (Massy, 1927)
• Sepia (Digitosepia) roeleveldi Lipiński, 2020 accepted as Digitosepia roeleveldi (Lipiński, 2020)
• Sepia (Doratosepion) Rochebrune, 1884 accepted as Doratosepion Rochebrune, 1884
• Sepia (Doratosepion) andreana Steenstrup, 1875 accepted as Doratosepion andreanum (Steenstrup, 1875)
• Sepia (Doratosepion) aureomaculata Okutani & Horikawa, 1987 represented as Sepia aureomaculata Okutani & Horikawa, 1987
• Sepia (Doratosepion) erostrata Sasaki, 1929 accepted as Doratosepion erostratum (Sasaki, 1929)
• Sepia (Doratosepion) foliopeza Okutani & Horikawa, 1987 accepted as Doratosepion foliopeza (Okutani & Tagawa, 1987)
• Sepia (Doratosepion) furcata Ho & Lu, 2005 represented as Sepia furcata Ho & Lu, 2005
• Sepia (Doratosepion) hirunda Ho & Lu, 2005 represented as Sepia hirunda Ho & Lu, 2005
• Sepia (Doratosepion) kobiensis Hoyle, 1885 accepted as Doratosepion kobiense (Hoyle, 1885)
• Sepia (Doratosepion) longipes Sasaki, 1913 accepted as Sepia longipes Sasaki, 1913 accepted as Doratosepion longipes (Sasaki, 1913)
• Sepia (Doratosepion) lorigera Wülker, 1910 accepted as Doratosepion lorigerum (Wülker, 1910)
• Sepia (Doratosepion) misakiensis Wülker, 1910 represented as Sepia misakiensis Wülker, 1910 accepted as Sepia tokioensis Ortmann, 1888 accepted as Doratosepion tokioense (Ortmann, 1888)
• Sepia (Doratosepion) pardalis Sasaki, 1914 accepted as Doratosepion pardex (Sasaki, 1913)
• Sepia (Doratosepion) pardex Sasaki, 1913 accepted as Doratosepion pardex (Sasaki, 1913)
• Sepia (Doratosepion) peterseni Appellöf, 1886 accepted as Doratosepion peterseni (Appellöf, 1886)
• Sepia (Doratosepion) prashadi Winckworth, 1936 accepted as Rhombosepion prashadi (Winckworth, 1936)
• Sepia (Doratosepion) subtenuipes Okutani & Horikawa, 1987 represented as Sepia subtenuipes Okutani & Horikawa, 1987
• Sepia (Doratosepion) tenuipes Sasaki, 1929 accepted as Doratosepion tenuipes (Sasaki, 1929)
• Sepia (Hemisepius) Steenstrup, 1875 accepted as Hemisepius Steenstrup, 1875
• Sepia (Hemisepius) dubius (Adam & W. J. Rees, 1966) accepted as Sepia dubia Adam & W. J. Rees, 1966 accepted as Digitosepia dubia (Adam & W. J. Rees, 1966)
• Sepia (Mesembrisepia) Iredale, 1926 represented as Sepia Linnaeus, 1758
• Sepia (Mesembrisepia) latimanus Quoy & Gaimard, 1832 accepted as Ascarosepion latimanus (Quoy & Gaimard, 1832)
• Sepia (Metasepia) Hoyle, 1885 accepted as Ascarosepion Rochebrune, 1884
• Sepia (Metasepia) pfefferi Hoyle, 1885 accepted as Ascarosepion pfefferi (Hoyle, 1885)
• Sepia (Platysepia) Naef, 1923 represented as Sepia Linnaeus, 1758
• Sepia (Platysepia) esculenta Hoyle, 1885 accepted as Acanthosepion esculentum (Hoyle, 1885)
• Sepia (Platysepia) madokai Adam, 1939 accepted as Sepia madokai Adam, 1939 accepted as Decorisepia madokai (Adam, 1939)
• Sepia (Rhombosepion) Rochebrune, 1884 accepted as Rhombosepion Rochebrune, 1884
• Sepia (Rhombosepion) vossi Khromov, 1996 represented as Sepia vossi Khromov, 1996
• Sepia (Sepia) Linnaeus, 1758 represented as Sepia Linnaeus, 1758
• Sepia (Sepia) latimanus Quoy & Gaimard, 1832 accepted as Sepia (Mesembrisepia) latimanus Quoy & Gaimard, 1832 accepted as Ascarosepion latimanus (Quoy & Gaimard, 1832)
• Sepia (Sepiella) Gray, 1849 accepted as Sepiella Gray, 1849
• Sepia aculeata A. d'Orbigny, 1835 accepted as Acanthosepion aculeatum (A. d'Orbigny, 1835)
• Sepia acuminata E. A. Smith, 1916
• Sepia adami Roeleveld, 1972
• Sepia affinis A. d'Orbigny, 1826 accepted as Sepioteuthis sepioidea (Blainville, 1823)
• Sepia affinis Souleyet, 1852 accepted as Sepiella inermis (A. d'Orbigny, 1835)
• Sepia andreana Steenstrup, 1875 accepted as Doratosepion andreanum (Steenstrup, 1875)
• Sepia andreanoides Hoyle, 1885 accepted as Sepia kobiensis Hoyle, 1885 accepted as Doratosepion kobiense (Hoyle, 1885)
• Sepia angulata Roeleveld, 1972 accepted as Spathidosepion angulatum (Roeleveld, 1972)
• Sepia antillarum A. d'Orbigny, 1841 (uncertain > nomen dubium)
• Sepia apama J. E. Gray, 1849 accepted as Ascarosepion apama (J. E. Gray, 1849)
• Sepia appelloefi Wülker, 1910
• Sepia arabica Massy, 1916 accepted as Aurosepina arabica (Massy, 1916)
• Sepia aureomaculata Okutani & Horikawa, 1987
• Sepia australis Quoy & Gaimard, 1832 accepted as Decorisepia australis (Quoy & Gaimard, 1832)
• Sepia bandensis Adam, 1939 accepted as Ascarosepion bandense (Adam, 1939)
• Sepia barffi Curtiss, 1938 accepted as Octopus cyanea Gray, 1849
• Sepia barosei Lipiński, 2020 accepted as Digitosepia barosei (Lipiński, 2020)
• Sepia bartletti (Iredale, 1954) (uncertain > nomen dubium)
• Sepia bathyalis Khromov, Nikitina & Nesis, 1991
• Sepia baxteri (Iredale, 1940) (uncertain > nomen dubium)
• Sepia bertheloti A. d'Orbigny, 1835
• Sepia bidhaia A. Reid, 2000
• Sepia bilineata Quoy & Gaimard, 1832 accepted as Sepioteuthis bilineata (Quoy & Gaimard, 1832) accepted as Sepioteuthis australis Quoy & Gaimard, 1832
• Sepia biserialis Blainville, 1827 accepted as Sepia elegans Blainville, 1827 accepted as Rhombosepion elegans (Blainville, 1827)
• Sepia bisserialis Vérany, 1851 accepted as Sepia elegans Blainville, 1827 accepted as Rhombosepion elegans (Blainville, 1827)
• Sepia blainvillii Deshayes, 1835 † accepted as Belosaepia blainvillii (Deshayes, 1835) †
• Sepia brachycheira Tapparone Canefri, 1877 (uncertain > nomen dubium)
• Sepia braggi Verco, 1907 accepted as Doratosepion braggi (Verco, 1907)
• Sepia brevimana Steenstrup, 1875
• Sepia burnupi Hoyle, 1904
• Sepia capensis A. d'Orbigny, 1835 accepted as Sepia australis Quoy & Gaimard, 1832 accepted as Decorisepia australis (Quoy & Gaimard, 1832)
• Sepia carinata Sasaki, 1920
• Sepia chirotrema S. S. Berry, 1918
• Sepia complanata Bellardi, 1873 † (uncertain > unassessed)
• Sepia confusa E. A. Smith, 1916
• Sepia cottoni Adam, 1979
• Sepia cultrata Hoyle, 1885 accepted as Ascarosepion cultratum (Hoyle, 1885)
• Sepia cuvieri A. d'Orbigny, 1826 † (uncertain > unassessed)
• Sepia dannevigi S. S. Berry, 1918 accepted as Decorisepia hedleyi (S. S. Berry, 1918)
• Sepia dollfusi Adam, 1941
• Sepia dubia Adam & W. J. Rees, 1966 accepted as Digitosepia dubia (Adam & W. J. Rees, 1966)
• Sepia elegans Blainville, 1827 accepted as Rhombosepion elegans (Blainville, 1827)
• Sepia elliptica Hoyle, 1885 accepted as Acanthosepion ellipticum (Hoyle, 1885)
• Sepia elobyana Adam, 1941
• Sepia elongata A. d'Orbigny, 1842
• Sepia erostrata Sasaki, 1929 accepted as Doratosepion erostratum (Sasaki, 1929)
• Sepia esculenta Hoyle, 1885 accepted as Acanthosepion esculentum (Hoyle, 1885)
• Sepia exsignata Barnard, 1962 accepted as Sepia burnupi Hoyle, 1904
• Sepia faurei Roeleveld, 1972 accepted as Digitosepia faurei (Roeleveld, 1972)
• Sepia filibrachia A. Reid & Lu, 2005 accepted as Ascarosepion filibrachia (A. Reid & Lu, 2005)
• Sepia filliouxi Lafont, 1869 accepted as Sepia officinalis Linnaeus, 1758
• Sepia fischeri Lafont, 1871 accepted as Sepia officinalis Linnaeus, 1758
• Sepia foliopeza Okutani & Tagawa, 1987 accepted as Doratosepion foliopeza (Okutani & Tagawa, 1987)
• Sepia formosana S. S. Berry, 1912 accepted as Sepia pharaonis Ehrenberg, 1831 accepted as Acanthosepion pharaonis (Ehrenberg, 1831)
• Sepia framea Ortmann, 1891 accepted as Sepia pharaonis Ehrenberg, 1831 accepted as Acanthosepion pharaonis (Ehrenberg, 1831)
• Sepia furcata Ho & Lu, 2005
• Sepia galei W. T. Meyer, 1909 accepted as Sepia papuensis Hoyle, 1885 accepted as Ascarosepion papuense (Hoyle, 1885)
• Sepia gastaldii Bellardi, 1873 † (uncertain > unassessed)