Diderma radiatum umbilicatum (Pers.) Meyl. Dataset GBIF Backbone Taxonomy Rank SUBSPECIES Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Didymiaceae genus Diderma species Diderma umbilicatum Name Homonyms Diderma radiatum var. umbilicatum (Pers.) G.Lister, 1925 Diderma radiatum umbilicatum (Pers.) Meyl.