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hydrozoa![]() ![]() ![]() ![]() Значение термина hydrozoa в knolikhydrozoa - hydrozoa hydrozoa - Hydroids, stinging corals, Portuguese-man-of-war, etc. Class of Coelenterata (of sub-phylum Cnidaria). Individual polyps and medusae usually quite small, though fairly bulky colonies occur; usually well-marked alternation of generations; coelenteron simple; gonads ectodermal. Compare with: Actinozoa, Scyphozoa. Рядом со словом hydrozoa в knolik
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