Didymium squamulosum var. costatum (Fr.) Rostaf., 1874 Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Protozoa phylum Mycetozoa class Myxomycetes order Physarales family Didymiaceae genus Didymium species Didymium squamulosum Name Homonyms Didymium squamulosum var. costatum (Fr.) Berl. Didymium squamulosum f. costatum (Fr.) Rostaf., 1874 Didymium squamulosum var. costatum (Fr.) Massee, 1892 Didymium squamulosum var. costatum (Fr.) Cooke, 1877 Didymium squamulosum costatum (Fr.) Rostaf., 1874