Hydrozoa

Of class and Cnidaria.   May also be referred to as class Hydrozoa.

Coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes.

This concept's ID is @1~9726

Coelenterate Genus

Also contains

  • hydrozoan 4 facts

    Colonial coelenterates having the polyp phase dominant.

  • Siphonophora 3 facts

    Marine colonial hydrozoans.