|
Definition of Siphonophora
1. Noun. Marine colonial hydrozoans.
Exact synonyms: Order Siphonophora
Generic synonyms: Animal Order
Group relationships: Class Hydrozoa, Hydrozoa
Member holonyms: Siphonophore, Genus Nanomia, Genus Physalia, Physalia
Generic synonyms: Animal Order
Group relationships: Class Hydrozoa, Hydrozoa
Member holonyms: Siphonophore, Genus Nanomia, Genus Physalia, Physalia
Definition of Siphonophora
1. n. pl. An order of pelagic Hydrozoa including species which form complex free-swimming communities composed of numerous zooids of various kinds, some of which act as floats or as swimming organs, others as feeding or nutritive zooids, and others as reproductive zooids. See Illust. under Physallia, and Porpita.
Medical Definition of Siphonophora
1.