Coscinasterias is a genus of sea stars of the family Asteriidae.
Species There are four recognized species: Image Scientific name DistributionCoscinasterias acutispina (Stimpson, 1862)JapanCoscinasterias calamaria (Gray, 1840) – Eleven-arm sea star southern Australia and New Zealand Coscinasterias muricata Verrill, 1867 – Splitting starIndo-PacificCoscinasterias tenuispina (Lamarck 1816) – Blue spiny starfish Atlantic Ocean and the Mediterranean Sea
The following are synonyms of other species: Coscinasterias brucei (Koehler, 1908): Synonym of Diplasterias brucei (Koehler, 1907) Coscinasterias dubia H.L. Clark, 1909: Synonym of Sclerasterias dubia (H.L. Clark, 1909) Coscinasterias euplecta Fisher, 1906: Synonym of Sclerasterias euplecta (Fisher, 1906) Coscinasterias gemmifera (Perrier, 1869): Synonym of Coscinasterias muricata Verrill, 1867 Coscinasterias jehennesi (Perrier, 1875): Synonym of Coscinasterias calamaria (Gray, 1840) Coscinasterias victoriae Koehler, 1911: Synonym of Diplasterias brucei (Koehler, 1907)
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