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 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 cottoni is a species of cuttlefish native to the southeastern Indian Ocean, specifically from northwest of Broome (17°31' S) to Armstrong Point, Rottnest Island (32°0' S). It lives at a depth of between 83 and 183 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 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 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 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 to 256 m. The validity of S. kiensis has been questioned.
Sepia mascarensis is a species of cuttlefish native to the western Indian Ocean, specifically Saya-de-Malha Bank, Mascarene Ridge, and Cargados-Carajos Shoals. It lives at depths of between 87 and 325 m.
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 plathyconchalis is a species of cuttlefish native to the western Indian Ocean, specifically the Saya-de-Malha Bank, Cargados-Carajos Shoals, and St Brandon Shoals. It lives in shallow waters at depths of between 25 and 63 m.
Sepia saya is a species of cuttlefish known only from its type locality in the southwestern Indian Ocean. It lives at depths of 87 to 117 m.
Sepia subtenuipes is a species of cuttlefish native to the western Pacific Ocean, specifically the East China Sea and the Kii Channel in southwestern Japan. It lives at depths of 90 to 300 m.
Sepia subplana is a species of cuttlefish native to the southwestern Pacific Ocean. It is known only from the type locality. S. subplana lives at depths of 400 to 600 m.
Sepia tala is a species of cuttlefish native to the southwestern Indian Ocean, specifically southwestern Madagascar off Cape Tala. It is known only from the type locality. S. tala lives at depths of 325 to 332 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 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.
