Genus Hirschmanniella
Photo Gallery- Sand Hills fens

Body length from 0.9 to 4.2mm. No secondary sexual dimorphism. Deirids absent. Lip area flattened anteriorly to hemispherical, not set-off; by SEM, lip area characterized by complete fusion of lip sectors, and often with the labial disc. Labial sclerotization strong. Oesophageal glands in line, with a long ventral overlap of the intestine.

Female genital tract with two branches equally developed. Tail length three or more times anal body diameter, usually terminating in a point or mucro. Phasmids generally situated in posterior third of the tail. Gubernaculum not or only slightly protruding. Caudal alae not enveloping tail.