Holostephanus dubius Szidat, 1936 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Animalia phylum Platyhelminthes class Trematoda order Diplostomida family Cyathocotylidae genus Holostephanus species Holostephanus luehei Name Homonyms Holostephanus dubius Szidat, 1936 Holostephanus dubius (Szidat, 1936) Mehra, 1943