Cyphelium caliciforme (Flotow) Zahlbr. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Caliciales family Caliciaceae genus Pseudothelomma species Pseudothelomma occidentale Name Homonyms Cyphelium caliciforme (Flotow) Zahlbr.