title: External filaments on the egg of Spathebothrium simplex Linton, 1922 (Cestoda: Spathebothridea).
mesh_terms: D000818:Animals; D002589:Cestoda / Q000166:cytology* / Q000302:isolation & purification; D005260:Female; D005399:Fishes; D009940:Organoids; D010063:Ovum / Q000166:cytology