title: A redescription of Mesocoelium monas (Rudolphi, 1819) Freitas, 1958, and specific determination in genus Mesocoelium Odhner 1910 (Trematoda, Digenea).
mesh_terms: D000818:Animals; D002024:Bufo marinus; D002025:Bufonidae; D014200:Trematoda / Q000033:anatomy & histology / Q000302:isolation & purification*