title: Chilodonella hexasticha (Kiernik, 1909) found from the gills of a discus, Symphysodon discus Heckel, 1940.
mesh_terms: D000818:Animals; D016798:Ciliophora / Q000648:ultrastructure*; D005399:Fishes / Q000469:parasitology*; D005880:Gills / Q000469:parasitology*; D008855:Microscopy, Electron, Scanning