title: Viability of a self-fertilizing strain of Philophthalmus megalurus (Trematoda: Digenea).
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002645:Chickens; D004463:Ecology; D005260:Female; D005306:Fertilization; D008297:Male; D008675:Metamorphosis, Biological; D010312:Parthenogenesis; D012098:Reproduction; D012908:Snails; D013997:Time Factors; D014200:Trematoda / Q000254:growth & development*