- A family of parasitic nematodes (superfamily Oxyuroidea) found in the large intestine or cecum of vertebrates and the intestine of invertebrates, especially insects and millipedes; it includes the genera Aspiculurus, Enterobius, Oxyuris, Passalurus, Syphacia, and Thelandros.
* * *Oxy·uri·dae -'yu̇r-ə-.dē n pl a family of nematode worms that have a distinct posterior enlargement of the pharynx and no preanal suckers in the male and that are chiefly parasites of the vertebrate intestinal tract see PINWORM
* * *Oxy·uri·dae (ok″se-uґrĭ-de) a family of nematodes, many of which are intestinal parasites. Genera of medical or veterinary interest are Enterobius, Oxyuris, and Syphacia.
Medical dictionary. 2011.