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 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 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 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 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 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 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 robsoni is a species of cuttlefish known only from its type locality, Hout Bay in South Africa. Its lives at depths of between 17 and 37 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 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 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 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 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.
