View example sentences, synonyms and word forms for Hydrozoan.
Hydrozoan meaning
Any of many colonial coelenterates, of the class Hydrozoa, including the hydras, hydroids, hydrocorals, and siphonophores.
Synonyms of Hydrozoan
Example sentences (3)
Hydrozoan polyps only bud, while the medusae of some hydrozoans can divide down the middle.
Scyphozoan and hydrozoan larvae have little yolk and most lack endosymbiotic algae, and therefore have to settle quickly and metamorphose into polyps.
Unlike the hydrozoan jellyfish, Hydromedusae, Scyphomedusae lack a vellum, which is a circular membrane beneath the umbrella that helps propels the (usually smaller) Hydromedusae through the water.