As·pic·u·lu·ris tet·rap·ter·a(as-pik'yū-lū'ris tet-rap'ter-ă),
The mouse pinworm, an abundant oxyurid nematode of the mouse cecum or large intestine, along with another common oxyurid pinworm of mice, Syphacia obvelata; it is also found in other rodents, including Rattus.
[Pers. espic, fr. L. spica, ear, spike; tetra- + pteron, feather, wing]