polyzoa defined in 1951 yearpolyzoa - polyzoa (bryozoa);
polyzoa - Sea-mats, corallines. Phylum of small, aquatic, usually fixed and colonial animals, superficially resembling hydroid coelenterates but considerably more complex. Have ciliated tentacles with which they feed; anus; coelom; some have horny or calcareous skeletons. Contains two classes, Ectoprocta and Endoprocta, which are usually regarded as distinct phyla.
near polyzoa in Knolik
definition of word "polyzoa" was readed 893 times