Odontasteridae

Acodontaster is a genus of starfish in the family Odontasteridae. Members of the genus are found in the Southern Ocean, in the waters off Antarctica and the island groups nearby. Acodontaster elongatus is additionally found further north in the Atlantic Ocean on the eastern seaboard of South America.

Odontasteridae is a family of sea stars. Members of the family are known as cushion stars and have relatively broad discs and five short tapering arms.

species of echinoderm

Odontaster is a genus of sea stars. The type species is Odontaster hispidus.

species of echinoderm