title: Polypodium sp. (Coelenterata) infection of paddlefish (Polyodon spathula) eggs.
mesh_terms: D000818:Animals; D003063:Cnidaria; D005260:Female; D005393:Fish Diseases / Q000469:parasitology*; D005399:Fishes / Q000469:parasitology; D010063:Ovum / Q000469:parasitology*