Catapyrenium squamellum (Nyl.) J.W.Thomson Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Eurotiomycetes order Verrucariales family Verrucariaceae genus Catapyrenium species Catapyrenium squamellum Name Synonyms ? squamellum Nyl. Dermatocarpon squamellum (Nyl.) Herre Homonyms Catapyrenium squamellum (Nyl.) J.W.Thomson