''Diphasia'' is a genus of

hydrozoans Hydrozoa (hydrozoans; from Ancient Greek ('; "water") and ('; "animals")) is a taxonomic class of individually very small, predatory animals, some solitary and some colonial, most of which inhabit saline water. The colonies of the colonial spe ...

belonging to the family

Sertulariidae Sertulariidae is a family (biology), family of hydrozoans. Genera According to the World Register of Marine Species, the following genus, genera belong to this family: *''Abietinaria'' Kirchenpauer, 1884 *''Amphisbetia'' L. Agassiz, 1862 *''Cale ...

. The genus has a

cosmopolitan distribution In biogeography, a cosmopolitan distribution is the range of a taxon that extends across most or all of the surface of the Earth, in appropriate habitats; most cosmopolitan species are known to be highly adaptable to a range of climatic and en ...

Species

The following species are recognised in the genus ''Diphasia'': *'' Diphasia africana'' *'' Diphasia alata'' *'' Diphasia alternata'' *'' Diphasia anaramosae'' *'' Diphasia attenuata'' *'' Diphasia cauloatheca'' *'' Diphasia corniculata'' *'' Diphasia cristata'' *'' Diphasia delagei'' *'' Diphasia densa'' *'' Diphasia digitalis'' *'' Diphasia dubia'' *'' Diphasia fallax'' *'' Diphasia heurteli'' *'' Diphasia inornata'' *'' Diphasia leonisae'' *'' Diphasia margareta'' *'' Diphasia minuta'' *'' Diphasia mutulata'' *'' Diphasia nigra'' *'' Diphasia nuttingi'' *'' Diphasia orientalis'' *'' Diphasia paarmani'' *'' Diphasia palmata'' *'' Diphasia robusta'' *'' Diphasia rosacea'' *'' Diphasia saharica'' *'' Diphasia scalariformis'' *'' Diphasia subcarinata'' *'' Diphasia tetraglochina'' *'' Diphasia thornelyi'' *'' Diphasia tropica'' *'' Diphasia varians''

References

Sertulariidae Hydrozoan genera {{leptothecata-stub