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 appelloefi is a species of cuttlefish native to the northwestern Pacific Ocean, specifically the Tsushima Strait and waters between Kyūshū and southern Honshū, Japan. It lives at a depth of up to 350 m.
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 bartletti is a species of cuttlefish native to the western Pacific Ocean. It is known only from the type locality. Depth range is unknown. Some authorities regard S. bartletti as a nomen dubium.
Sepia baxteri is a species of cuttlefish native to the southwestern Pacific Ocean, specifically the waters around Lord Howe Island. It is known only from the type cuttlebones. Depth range is unknown.
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 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 elongata is a species of cuttlefish native to the northwestern Indian Ocean, specifically from the Red Sea to Somalia. The depth range of S. elongata is unknown.
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 foliopeza is a species of cuttlefish native to the western Pacific Ocean, specifically the East China Sea and Taiwan. The depth range of S. foliopeza is unknown.
Sepia gibba is a species of cuttlefish native to the Red Sea. The depth range of S. gibba is unknown, although it is at least as shallow as 1 m.
Sepia kiensis is a species of cuttlefish native to the Indo-Pacific, specifically the Kai Islands, possibly to Timor and northern Australia. It lives at depth of 256 m. The validity of S. kiensis has been questioned.
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 pardex is a species of cuttlefish native to the western Pacific Ocean, specifically off Japan, along the Pacific coast from the Chiba Peninsula, and along the Japan Sea coast from Toyama Bay to South Korea. It is also present off Taiwan and in the East China Sea. The depth range of this species is unknown.
Sepia peterseni is a species of cuttlefish native to the western Pacific Ocean. Its natural range stretches south of central Honshū to southern Kyūshū, and it is also present in South Korea. It lives on the inner shelf at depths of between 20 and 100 m.
Sepia sokotriensis is a species of cuttlefish native to the western Indian Ocean, specifically off Sokotra Island, and probably east Africa. It lives at depths to 100 m.
Sepia tenuipes is a species of cuttlefish native to the western Pacific Ocean. Its natural range covers the waters off eastern Honshū and the western Japan Sea to the south of Kyūshū, the East China Sea, and Korea. S. tenuipes lives at depths of 100 to 250 m.
Sepia tokioensis is a species of cuttlefish native to the western Pacific Ocean, specifically Japanese waters from Tsugaru Strait to Kyūshū and the Ohsumi Islands, including Sagami Bay, Suruga Bay, the western Japan Sea, and Shimane Prefecture. It lives on the continental shelf.
