title: Structure and function of the male copulatory apparatus of the nematodes Capillaria hepatica and Trichuris muris.
mesh_terms: D000818:Animals; D002195:Capillaria / Q000502:physiology / Q000648:ultrastructure*; D003307:Copulation; D008297:Male; D051379:Mice; D014258:Trichuris / Q000502:physiology / Q000648:ultrastructure*; D014259:Trichuroidea / Q000648:ultrastructure*