Family Therodomasidae Tripathi, 1960

Cyclopoida. FEMALES: Body consisting of a head, with or without processes, and a long neck which are embedded in the tissue of the host, a trunk which may be indistinctly segmented, a small, separate genital segment, and a one segmented abdomen with a very small pair of caudal laminae; eggs multiserriate, egg strings club-shaped, arising ventro-laterally from the genital segment; first antennae five-segmented, second antennae subchelate, mouth parts small, structure as in Ergasilidae, three or four pairs of very small biramous pereiopods confined to the trunk, rami of the first three pairs three-segmented, the fourth, when present, one-segmented. Male: unknown. Parasitic on teleosts.

Type genus: Therodomas Kröyer.