''Trichydra'' is a
monotypic genus
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...
of
cnidaria
Cnidaria ( ) is a phylum under kingdom Animalia containing over 11,000 species of aquatic invertebrates found both in fresh water, freshwater and marine environments (predominantly the latter), including jellyfish, hydroid (zoology), hydroids, ...
ns belonging to the monotypic family Trichydridae. The only species is ''Trichydra pudica''.
The species is found in Europe and Northern America.
References
Filifera
Hydrozoan genera
Monotypic cnidarian genera
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