Arthonia anastomosans Ach. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Ascomycota class Arthoniomycetes order Arthoniales family Arthoniaceae genus Arthothelium species Arthothelium orbilliferum Name Homonyms Arthonia anastomosans (Ach.) Nyl. Arthonia anastomosans Ach.