''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 "unispec ...
of
nematodes
The nematodes ( or grc-gre, Νηματώδη; la, Nematoda) or roundworms constitute the phylum Nematoda (also called Nemathelminthes), with plant-parasitic nematodes also known as eelworms. They are a diverse animal phylum inhabiting a broa ...
belonging to the family
Crenosomatidae
Crenosomatidae is a family of nematodes belonging to the order Rhabditida
Rhabditida is an order of free-living, zooparasitic, and phytoparasitic microbivorous nematodes living in soil.
The Cephalobidae, Panagrolaimidae, Steinernematidae, ...
. The only species is ''Otostrongylus circumlitus''.
The species is found in Europe and Northern America.
References
{{Taxonbar, from=Q18606871
Nematodes