Trichuris
Classification: Taxonomic ranks under review (cf. Encyclopedic Reference of Parasitology, 2001, Springer-Verlag)
Metazoa (Animalia) (multicellular
eukaryotes, animals)
Nemathelminthes (nematodes)
Adenophorea (Aphasmidea) (without chemoreceptors known as phasmids)
Trichocephalida (Enoplida) (thread-head)
Trichuroidea (whipworms, anterior end long and narrow, stichosome pharynx)