Calicium ferrugineum Turner & Borrer Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Coniocybomycetes order Coniocybales family Coniocybaceae genus Chaenotheca species Chaenotheca ferruginea Name Homonyms Calicium ferrugineum Turner & Borrer Calicium ferrugineum Turner ex Sm.