title: Functional copulatory canal in Urocleidus ferox Mueller,1934 (Monogenoidea: Dactylogyridae).
mesh_terms: D000818:Animals; D005260:Female; D005393:Fish Diseases; D005399:Fishes; D005835:Genitalia / Q000033:anatomy & histology; D008297:Male; D014200:Trematoda / Q000033:anatomy & histology* / Q000502:physiology; D014201:Trematode Infections / Q000662:veterinary