Amphids as longitudinal slits. Median bulb with valve; isthmus not
separated from glandular bulb by a constriction; glandular bulb long, overlapping
intestine. Ovary short; oocytes in one/two rows; spermatheca short; columned
uterus with four rows of four cells; post-uterine sac (PUS) present. Testes
without flexures; caudal alae leptoderan, short, adanal. Sperm cells small,
with little cytoplasm. Mature females not swollen. Feeding habits unknown.