scyphozoa defined in 1951 yearscyphozoa - scyphozoa (scyphomedusae);
scyphozoa - Jelly-fish. Class of coelenterates (of sub-phylum Cnidaria). Polyp stage (scyphistoma) small and inconspicuous or absent; medusae large and more complexly organized than those of Hydrozoa; gonads endodermal. Compare with: Hydrozoa, Actinozoa.
near scyphozoa in Knolik
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