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 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 bathyalis is a species of cuttlefish native to the southwestern Indian Ocean, specifically northwestern and southwestern Madagascar. It lives at a depth of between 300 and 500 m.
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 bidhaia is a species of cuttlefish native to the southwestern Pacific Ocean, specifically the waters off the Great Barrier Reef. It lives at a depth of between 200 and 304 m.
Sepia chirotrema is a species of cuttlefish native to the southern Indo-Pacific, specifically from Investigator Strait, southern Australia to Dirk Hartog Island, western Australia. It lives at a depth of between 120 and 210 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 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 irvingi is a species of cuttlefish native to the southeastern Indian Ocean, specifically western Australia, from Cockburn Sound to North West Shelf. It lives at a depth of between 130 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 of 256 m. The validity of S. kiensis has been questioned.
Sepia limata is a species of cuttlefish native to the southwestern Pacific Ocean, specifically southern Queensland to New South Wales, Australia. It lives at depths of between 17–183 metres (56–600 ft).
Sepia plana is a species of cuttlefish native to the coast of Australia, specifically the North West Shelf. However, cuttlebones of this species have also been found off eastern Australia, suggesting that it may have a wider distribution. S. plana lives at depths of between 396 and 505 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 reesi is a species of cuttlefish native to the southeastern Indian Ocean. Cuttlebone of this species known only from the type locality.
Sepia rhoda is a species of cuttlefish native to the Indo-Pacific, specifically from the Arafura Sea to the North West Shelf, both off Australia. It lives at depths of between 64 and 184 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 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.
Sepia vercoi is a species of cuttlefish native to the southeastern Indian Ocean, specifically the waters off Western Australia. It lives at depths of 76 to 201 m.
