''Otostrongylus'' 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
nematodes
The nematodes ( or ; ; ), roundworms or eelworms constitute the phylum Nematoda. Species in the phylum inhabit a broad range of environments. Most species are free-living, feeding on microorganisms, but many are parasitic. Parasitic worms (he ...
belonging to the family
Crenosomatidae
Crenosomatidae is a family of nematodes belonging to the order Rhabditida
Rhabditida is an order of free-living, parasitic and microbivorous nematodes living in soil.
The Cephalobidae, Panagrolaimidae, Steinernematidae, and Strongyloidi ...
. The only species is ''Otostrongylus circumlitus''.
The species is found in Europe and Northern America.
References
{{Taxonbar, from=Q18606871
Rhabditida
Rhabditida genera
Monotypic nematode genera