Sepia acuminata is a species of cuttlefish native to the southwestern Indian Ocean, from Port Elizabeth, South Africa to Somalia (01º30'N–30ºS), and Madagascar. It lives at a depth of between 44 and 369 m.
Sepia adami is a species of cuttlefish native to the southwestern Indian Ocean. It is known only from the type locality, S 79ºE off Cape Natal. It lives at a depth of up to 99 m.
Sepia angulata is a species of cuttlefish native to the southeastern Atlantic Ocean, from Bloubergstrand to Still Bay. It is known only from cuttlebones. The validity of S. angulata has been questioned.
Sepia aureomaculata is a species of cuttlefish native to the northwestern Pacific Ocean, specifically the Kii Channel, Tosa Bay, Hyuga-Nada, and the East China Sea. It lives at a depth of between 190 and 350 m.
Sepia burnupi is a species of cuttlefish native to the southwestern Indian Ocean, specifically southeast Africa, from Port Elizabeth to southern Mozambique and the Saya-de-Malha Bank. It lives at a depth of between 40 and 240 m.
Sepia carinata is a species of cuttlefish native to the western Pacific Ocean, specifically southern Japan, Sagami Bay, the South China Sea, and Vietnam. Depth range is lower sublittoral, to 128 m.
Sepia confusa is a species of cuttlefish native to the southwestern Indian Ocean, specifically southeastern Africa from Port Elizabeth to southern Mozambique, Zanzibar and Pemba, and Madagascar. S. confusa has also been erroneously recorded from the Arabian Sea. A record from the Saya-de-Malha Bank has not been confirmed by recent expeditions. The species lives at a depth of between 53 and 352 m.
Sepia dubia is a species of cuttlefish native to the southeastern Atlantic Ocean. It is known only from the type locality, where it was caught at a depth of 25 m.
Sepia erostrata is a species of cuttlefish native to the northwestern Pacific Ocean, specifically off western mainland Japan, from Sagami Bay to the Kii Peninsula. It inhabits subtidal, inshore habitats. It is the commonest species of cuttlefish occurring in rocky shorelines around Japanese coasts.
Sepia faurei is a species of cuttlefish native to the southwestern Indian Ocean, specifically to the east of the Cape of Good Hope, South Africa. It lives at depths to 168 m.
Sepia hieronis is a species of cuttlefish native to the southeastern Atlantic Ocean and southwestern Indian Ocean, specifically southern Namibia, from approximately 27°S to Port Alfred, South Africa, and east Africa from 17°S to Kenya and Mozambique. It is also present in the Saya-de-Malha Bank. It lives at depths of between 43 and 500 m, although it is most abundant at 110 to 250 m depth.
Sepia incerta is a species of cuttlefish native to the southwestern Indian Ocean, specifically south and east Africa, from Port Elizabeth to Mozambique. It is also present in the Saya-de-Malha Bank. S. incerta lives at a depth of between 90 and 345 m.
Sepia insignis is a species of cuttlefish native to the southwestern Indian Ocean, specifically South Africa, from the Cape of Good Hope to Natal. It lives at depths to 42 m.
Sepia joubini is a species of cuttlefish native to the southwestern Indian Ocean, specifically South Africa, off Tugela River Mouth, to Cape Natal, off southern Mozambique, and in the Saya-de-Malha Bank. It lives at a depth of between 66 and 170 m.
Sepia mirabilis is a species of cuttlefish native to the western Indian Ocean. Specifically, it is present off Sokotra Island, and its natural range probably stretches to the east coast of Africa. It lives at depths to 50 m.
Sepia papillata is a species of cuttlefish native to the southeastern Atlantic Ocean and southwestern Indian Ocean. Its natural range stretches from Lüderitz Bay, South Africa, to the coast of KwaZulu-Natal off the Tugela and Umvoti Rivers. It is also present in Mascarene Ridge. It lives at depths of between 26 and 210 m.
Sepia pulchra is a species of cuttlefish native to the southeastern Atlantic Ocean, specifically off the Cape Peninsula in South Africa. It lives at depths of between 15 and 50 m.
Sepia simoniana is a species of cuttlefish native to the western Indian Ocean. Its natural distribution stretches from Cape Town to Agulhas Bank, north to northern Kenya and southern Mozambique. It is also present in the Saya-de-Malha Bank. S. simoniana usually lives at depths of less than 100 m, although it has been recorded down to 190 m.
Sepia thurstoni is a species of cuttlefish native to the Indian Ocean, specifically the waters off Chennai in India and off Negombo and Hambantota in Sri Lanka. It lives at depths of 20 to 40 m.
Sepia typica is a species of cuttlefish native to the southwestern Indian Ocean and southeastern Atlantic Ocean. Its natural range stretches from Saldanha Bay, South Africa to southern Mozambique. It lives at depths of 2 to 290 m.
