Myxacium causticum (Fr.) Michael-Hennig Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Cortinariaceae genus Thaxterogaster species Thaxterogaster causticus Name Homonyms Myxacium causticum (Fr.) Michael-Hennig Myxacium causticum (Fr.) Moser