Oxyuroidea

**Definition:** A superfamily of parasitic nematodes consisting of several genera. ENTEROBIUS, which occurs in humans, and Oxyuris, which occurs in horses, are two of the most common. Other genera are: Skrjabinema, Passalurus, Dermatoxys, and Probstmayria.

**Tree numbers:** - B01.050.500.500.294.400.750.500