Asterozoa
Videos
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 class
Seeing Stars 52868364563
Starfish
Videos
Starfish or sea stars are a class of echinoderms generally shaped like a star polygon. Starfish are also known as asteroids because they form the taxonomic class Asteroidea. About 1,900 species of sta
Asterozoa
…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…
Luidia maculata, a seven armed starfish
Astropecten aranciacus ossicles
Pedicellariae and retracted papulae among the spines of Acanthaster planci
Pedicellaria and papulae of Asterias forbesi