Biatorinella rivulosa var. corticola (Fr.) Werner Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Fungi phylum Ascomycota class Lecanoromycetes order Umbilicariales family Fuscideaceae genus Fuscidea species Fuscidea cyathoides Name Homonyms Biatorinella rivulosa var. corticola (Fr.) Werner Biatorinella rivulosa subsp. corticola (Fr.) Dechatres & Werner, 1974