Proboscis worm
(Echinorhynchus gadi)

Animalia / Acanthocephala / Palaeacanthocephala / Echinorhynchida / Echinorhynchidae / Echinorhynchus

Parasitism

Grey seal
(Halichoerus grypus)

Animalia / Chordata / Mammalia / Carnivora / Phocidae / Halichoerus

Cases