Stemonitis atrofusca var. nigra Pers., 1797 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Stemonitidales family Stemonitidaceae genus Comatricha species Comatricha nigra Name Homonyms Stemonitis atrofusca var. nigra Pers., 1797 Stemonitis atrofusca nigra Pers.