[1] The National Center for Biotechnology Information does not indicate that any phylogenetic analysis has been published on Pararaosentis that would confirm its position as a unique order in the family Quadrigyridae.

The proboscis is short with four circles of small hooks gradually decreasing in length posterior.

The male reproductive system is compacted in the posterior region with short robust and contiguous testes.

This stage involves penetrating the wall of the mesenteron or the intestine of the intermediate host and growing.

[1] There are no reported cases of any Pararaosentis species infesting humans in the English language medical literature.