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Starfish or sea stars are echinoderms belonging to the class Asteroidea. The names "starfish" and "sea star" essentially refer to members of the class Asteroidea.
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Introduction, characteristics, phylogenetic relationships and fossil record of the sea stars and starfishes, from the Tree of Life Web Project.
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The starfishes, a subclass of echinoderms in the subphylum Asterozoa characterized by five radial arms.
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Photographs and information on the sea stars and starfishes from the Animal Diversity Web.
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Pisaster giganteus (Stimpson, 1857) Phylum Echinodermata, Class Asteroidea, Order Forcipulatida, Family Asteriidae. Arm radius to 30 cm (usually much less in Monterey ...
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Organisms in the Class Asteroidea have several arms (usually between 5 and 40) arranged around a central disk. Asteroidea's Water Vascular System
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Introduction to the Asteroidea. True starfish are classified in the Asteroidea, a group of echinoderms. Unlike the superficially similar brittle stars (Ophiuroidea ...
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noun the class comprising the starfishes. Origin: < Neo-Latin, equivalent to Aster ( ias ) a starfish genus (< Greek asterías starry, derivative of astḗr star ...
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Page 33 of 38 Natural Perspective The Animal Kingdom: Starfish (Asteroidea) (Last modified: 23 July 1997) If you've ever had the pleasure to go tide pooling then you ...
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What do these icons mean? The icons tell you what features are available for that taxon. Information: Pictures: Specimens: Sounds: Selecting an icon will take you ...
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