Didymium wilczekii f. pulverulenta Meyl., 1921 Dataset GBIF Backbone Taxonomy Rank FORM Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Didymiaceae genus Didymium species Didymium nivicola Name Homonyms Didymium wilczekii f. pulverulenta Meyl., 1921 Didymium wilczekii var. pulverulenta (Meyl.) Meyl., 1922