Endopyrenium exiguum (Nyl.) Boistel, 1903 Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Eurotiomycetes order Verrucariales family Verrucariaceae genus Catapyrenium species Catapyrenium squamulosum Name Homonyms Endopyrenium exiguum (Nyl.) Boistel, 1903