''Coscinasterias'' is a genus of

sea star Starfish or sea stars are Star polygon, star-shaped echinoderms belonging to the class (biology), class Asteroidea (). Common usage frequently finds these names being also applied to brittle star, ophiuroids, which are correctly referred to ...

s of the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Asteriidae The Asteriidae are a diverse family of Asteroidea (sea stars) in the order Forcipulatida. It is one of three families in the order Forcipulatida. Genera The World Register of Marine Species lists these genera within the family Asteriidae (in a ...

Species

There are four recognized species: * ''

Coscinasterias acutispina ''Coscinasterias'' is a genus of sea stars of the family Asteriidae. Species There are four recognized species: * '' Coscinasterias acutispina'' (Stimpson, 1862) * ''Coscinasterias calamaria'' (Gray, 1840) – Eleven-arm sea star * '' Coscinast ...

'' (Stimpson, 1862) * ''

Coscinasterias calamaria ''Coscinasterias calamaria'', or the eleven-armed sea star, is a starfish in the family Asteriidae. It was thought to be endemic to southern Australia and New Zealand but has since been documented as occurring in the Cape Peninsula as well. It ...

'' (Gray, 1840) – Eleven-arm sea star * ''

Coscinasterias muricata ''Coscinasterias muricata'' is a species of starfish in the family Asteriidae. It is a large 11-armed starfish and occurs in shallow waters in the temperate western Indo-Pacific region. Description ''C. muricata'' is the largest starfish in sout ...

'' Verrill, 1867 – Splitting star * ''

Coscinasterias tenuispina ''Coscinasterias tenuispina'' is a starfish in the family Asteriidae. It is sometimes called the blue spiny starfish or the white starfish. It occurs in shallow waters in the Atlantic Ocean and the Mediterranean Sea. Description ''Coscinasteria ...

'' (Lamarck 1816) – Blue spiny starfish The following are synonyms of other species: * ''Coscinasterias brucei'' (Koehler, 1908): Synonym of ''

Diplasterias brucei ''Diplasterias brucei'' is a species of starfish in the family Asteriidae. It is found in the Pacific Ocean and Southern Ocean. It is a predator and scavenger and is unusual among starfish in that it broods its young. Description ''D. brucei'' ...

'' (Koehler, 1907) * ''Coscinasterias dubia'' H.L. Clark, 1909: Synonym of ''

Sclerasterias dubia ''Sclerasterias'' is a genus of starfish in the family Asteriidae. Adult individuals have five arms but small, immature individuals have six. This led to the giving of a separate generic name to the juveniles, ''Hydrasterias'', before it was r ...

'' (H.L. Clark, 1909) * ''Coscinasterias euplecta'' Fisher, 1906: Synonym of ''

Sclerasterias euplecta ''Sclerasterias'' is a genus of starfish in the family Asteriidae. Adult individuals have five arms but small, immature individuals have six. This led to the giving of a separate generic name to the juveniles, ''Hydrasterias'', before it was r ...

'' (Fisher, 1906) * ''Coscinasterias gemmifera'' (Perrier, 1869): Synonym of ''

'' Verrill, 1867 * ''Coscinasterias jehennesi'' (Perrier, 1875): Synonym of ''

'' (Gray, 1840) * ''Coscinasterias victoriae'' Koehler, 1911: Synonym of ''

'' (Koehler, 1907)

Gallery

Image:Coscinasterias acutispina yatudehitode01.JPG, ''

'' Image:Eleven-Armed Sea Star.jpg, ''

'' Image:Coscinasterias muricata Eleven armed starfish P2023124.JPG, ''

'' Image:Coscinasterias tenuispina Linosa 209.jpg, ''

References

Asteriidae Asteroidea genera Taxa named by Addison Emery Verrill {{Asteroidea-stub