Bergendal, 1893, emend. Graff, 1896
Polyposthiidae in which the intestinal branches do not anastomose. Male genital pore anterior to female one. Vasa deferentia lateral to uterine canals; no seminal vesicle; principal prostatic organ muscular, pyriform, immediately posterior to pharynx; many similar, but smaller, organs scattered over the posterior region of the body, opening independently on the ventral surface. Vagina moderately long, provided with vagina bulbosa; Lang's vesicle very small; uterine canals not confluent anteriorly.
Source: Prudhoe, 1982.
The following species of this genus occurs in the region:
Polyposthia similis