Gordius aquaticus larvae found in the lampreys Lampetra planeri (Bloch) and L. fluviatilis (L.).
D000818:Animals; D005260:Female; D005393:Fish Diseases / Q000469:parasitology*; D005399:Fishes; D006373:Helminthiasis / Q000469:parasitology; D006374:Helminthiasis, Animal; D006376:Helminths; D007798:Lampreys; D008297:Male