Genus Metasepion [Metasepia] W. E. Hoyle, 1885
(4-3-4-2-2-3-0-22-0-0-0-0-0) Ref. Nesis, 1987 p 94 [see also as Subgenus under Genus Sepia] tullbergi Appellof, 1886 (4-3-4-2-2-3-0-22-0-1-0-0-0) Ref. Okutani, Tagawa & Horikawa, 1987 p 74 c
(4-3-4-2-2-3-0-22-0-0-0-0-0) Ref. Nesis, 1987 p 94 [see also as Subgenus under Genus Sepia]
tullbergi Appellof, 1886 (4-3-4-2-2-3-0-22-0-1-0-0-0) Ref. Okutani, Tagawa & Horikawa, 1987 p 74 c