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Medical Definition of Aspiculuris tetraptera
1. The mouse pinworm, an abundant oxyurid nematode of the mouse caecum or large intestine, along with another common oxyurid pinworm of mice, Syphacia obvelata; it is also found in other rodents, including Rattus. Origin: Pers. Espic, fr. L. Spica, ear, spike; tetra-+ pteron, feather, wing (05 Mar 2000)