Sepia irvingi is a species of cuttlefish native to the southeastern Indian Ocean, specifically western Australia, from Cockburn Sound to North West Shelf (18°49′S 118°29′E / 18.817°S 118.483°E / -18.817; 118.483). It lives at a depth of between 130 and 170 m.Show More
Sepia irvingi grows to a mantle length of 100 mm.
The type specimens were collected off Garden Island, Cockburn Sound (32°11′S 115°43′E / 32.183°S 115.717°E / -32.183; 115.717), Port Royal, King George Sound (35°03′S 117°58′E / 35.050°S 117.967°E / -35.050; 117.967), and Warnbro Sound (32°20′S 115°43′E / 32.333°S 115.717°E / -32.333; 115.717) in South Africa. They are deposited at the Western Australian Museum in Perth.Show Less