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 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 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 dollfusi is a species of cuttlefish native to the Red Sea and southern part of the Suez Canal. The depth range of S. dollfusi is unknown. It has been recorded once in the Egyptian sector of the Mediterranean Sea, so it is potentially a Lessepsian migrant into the Mediterranean via the Suez Canal.
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 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 koilados is a species of cuttlefish native to the southeastern Indian Ocean, specifically the North West Shelf in western Australia. It lives at depths of between 182 and 203 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 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 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 senta is a species of cuttlefish native to the southeastern Indian Ocean, specifically the North West Shelf in Western Australia. It is possibly also present in Indonesia. Reid et al. (2005) note that "a very similar, probably closely related animal has been found in the Philippines". S. senta lives at depths of 256 to 426 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 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.
