Verrucaria murorum (Arnold) Lindau Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Eurotiomycetes order Verrucariales family Verrucariaceae genus Verrucaria species Verrucaria murorum Name Synonyms Lithoicea murorum (A.Massal.) Arnold, 1860 Thrombium murorum A.Massal., 1852 Homonyms Verrucaria murorum (Arnold) Lindau