( n. pl. )
An extensive artificial and heterogeneous group of animals, formerly adopted by many zoologists. It included the c/lenterates, echinoderms, sponges, Bryozoa, Protozoa, etc.
( n. pl. )
An extensive artificial and heterogeneous group of animals, formerly adopted by many zoologists. It included the c/lenterates, echinoderms, sponges, Bryozoa, Protozoa, etc.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012