title: Spirocercid stomach worms (Nematoda: Spirocercidae) from wild felids in North America.
mesh_terms: D000818:Animals; D002335:Carnivora / Q000469:parasitology*; D005260:Female; D008297:Male; D009656:North America; D013151:Spiruroidea / Q000033:anatomy & histology / Q000145:classification*; D013270:Stomach / Q000469:parasitology*