Köllikeria Agassiz, 1862 Dataset GBIF Backbone Taxonomy Rank GENUS Published in Contr. Nat. Hist. Amer., 4 Classification kingdom Animalia phylum Platyhelminthes class Trematoda order Plagiorchiida family Didymozoidae genus Koellikeria Name Homonyms Kollikeria Cobbold, 1860 Köllikeria Agassiz, 1862 Kollikeria Mingazzini, 1891 Köllikeria Agassiz, 1862