It is a small worm with eyes represented by pigment granules dispersed in the anterior part of the body. The pharynx is flask-shaped, and the opisthaptor is distinct. Marginal hooks feature a loop, heel, and point. The copulatory organ is simple, consisting of a copulatory duct and an accessory piece. The copulatory duct is sickle-shaped, wider at the initial part and narrower at the end.