''Pseudoleptorhynchoides'' 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 ...

worm Worms are many different distantly related bilateria, bilateral animals that typically have a long cylindrical tube-like body, no limb (anatomy), limbs, and usually no eyes. Worms vary in size from microscopic to over in length for marine ...

s belonging to the family

Rhadinorhynchidae Rhadinorhynchidae is a family of parasitic worms from the order Echinorhynchida. Species Rhadinorhynchidae has 4 subfamilies (Golvanacanthinae, Gorgorhynchinae, Rhadinorhynchinae, and Serrasentoidinae) and the following species: Golvanacan ...

. The only species is ''Pseudoleptorhynchoides lamothei''. It parasitizes blue sea catfish (''Ariopsis guatemalensis'') in a eutrophic coastal lagoon from Pacific off the coast of Mexico. Phylogenetic tests were done.

References

Monotypic protostome genera Rhadinorhynchidae Acanthocephala genera {{Acanthocephalan-stub