Pronunciation: (klu-dos'ur-un), [key]
any or several small, transparent crustaceans of the order Cladocera, having the body covered by a bivalve shell from which the head and antennae extend.
Also,cla•doc•er•ousPronunciation: (klu-dos'ur-us). [key]belonging or pertaining to the Cladocera.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.