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The Asterozoa are a subphylum in the phylum Echinodermata, within the Eleutherozoa.Characteristics include a star-shaped body and radially divergent axes of symmetry. The subphylum includes the classes Asteroidea (the starfish or sea stars), Ophiuroidea (the brittle stars and basket stars), Somasteroidea (early asterozoans from which the other classes most likely evolved), and Stenuroidea ...
Starfish or sea stars are star-shaped echinoderms belonging to the class Asteroidea (/ ˌ æ s t ə ˈ r ɔɪ d i ə /). Common usage frequently finds these names being also applied to ophiuroids , which are correctly referred to as brittle stars or basket stars.
Report on the Asteroidea. Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873-1876, Zoology 30(51): xlii + 893 pages 118 plates.
Zoroaster fulgens is a species of starfish described in 1873 by Charles Wyville Thomson. [1] It is found in the Atlantic Ocean. [2]Zoroaster fulgens is a marine “starfish” echinoderm belonging to the Asteroidea class, Forcipulatida order, Zoroasteridae family, and Zoroaster genus.
The Oreasteridae are a family of sea stars in the class Asteroidea. Description and characteristics
Asteroidea: Superorder: Forcipulatacea Blake, 1987 [1] Orders See text The Forcipulatacea are a superorder of sea stars. [2] Subdivision. Order Forcipulatida;
The Asteriidae are a diverse family of Asteroidea (sea stars) in the order Forcipulatida. It is one of three families in the order Forcipulatida. The oldest unambiguous fossils of the family date to the Late Cretaceous. [2]
Asterias is a genus of the Asteriidae family of sea stars.It includes several of the best-known species of sea stars, including the common starfish, Asterias rubens, and the northern Pacific seastar, Asterias amurensis.