''Dioctophyme'' 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
nematode
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 (h ...
s belonging to the family
Dioctophymidae. The only species is ''
Dioctophyme renale''.
Much older literature uses the alternative spelling ''"Dioctophyma"'' and the family name "Dioctophymatidae" but these alternative spellings were suppressed by the
ICZN
The International Code of Zoological Nomenclature (ICZN) is a widely accepted convention in zoology that rules the formal scientific naming of organisms treated as animals. It is also informally known as the ICZN Code, for its formal author, t ...
in a 1987 ruling.
ICZN Opinion 1552
/ref>
The species is found in Northern America and Japan.
References
{{Taxonbar, from1=Q18606983, from2=Q5279085
Ascaridomorpha
Monotypic nematode genera
Chromadorea genera