Associations
provided by BioImages, the virtual fieldguide, UK
In Great Britain and/or Ireland:
Animal / parasite / ectoparasite
tapeworm of Proteocephalus filicollis ectoparasitises intestine of Gasterosteus aculeatus
Animal / parasite / ectoparasite
larva of Proteocephalus filicollis ectoparasitises body cavity of Cyclops