title: On two new nematodes of the genus Spironoura (Oxyuroidea: Kathlaniidae) from a Ceylon tortoise.
mesh_terms: D000818:Animals; D005260:Female; D008297:Male; D010123:Oxyuriasis / Q000662:veterinary*; D010124:Oxyuroidea / Q000033:anatomy & histology / Q000145:classification*; D013188:Sri Lanka; D014426:Turtles