Psathyrella mammifera Romagn. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Fungi phylum Basidiomycota class Agaricomycetes order Agaricales family Psathyrellaceae genus Psathyrella species Psathyrella spadiceogrisea Name Homonyms Psathyrella mammifera (Romagn.) Courtec. Psathyrella mammifera Romagn.