title: Fine structure and development of the metacercarial cyst in Microphallus opacus (Ward, 1894).
mesh_terms: D000818:Animals; D003400:Astacoidea; D002467:Cell Nucleus; D003594:Cytoplasmic Granules; D004064:Digestive System; D005880:Gills; D002479:Inclusion Bodies; D007814:Larva / Q000166:cytology / Q000254:growth & development; D008854:Microscopy, Electron; D009024:Morphogenesis; D012908:Snails; D014200:Trematoda / Q000145:classification / Q000166:cytology* / Q000254:growth & development