order Siphonophora


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Noun1.order Siphonophora - marine colonial hydrozoans
animal order - the order of animals
class Hydrozoa, Hydrozoa - coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes
siphonophore - a floating or swimming oceanic colony of polyps often transparent or showily colored
genus Nanomia - a genus of Siphonophora
genus Physalia, Physalia - Portuguese man-of-war