Chroogomphus rutilus f. testaceus Pilat & Dermek Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Boletales family Gomphidiaceae genus Chroogomphus species Chroogomphus rutilus Name Homonyms Chroogomphus rutilus f. testaceus Pilat & Dermek