Russula aurora f. cretacea Melzer & Zv. Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Russulales family Russulaceae genus Russula species Russula aurora Name Homonyms Russula aurora var. cretacea Melzer & Zvára Russula aurora f. cretacea Melzer & Zv.