Asterozoa

plural noun
As·tero·zoa | \ˌastərəˈzōə\

Definition of Asterozoa 

in some classifications

: a subphylum of echinoderms comprising the starfishes (Asteroidea) and brittle stars (Ophiuroidea)

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History and Etymology for Asterozoa

New Latin, from aster- + -zoa

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