Rhizomarasmius pyrrhocephalus
- kingdom: Fungi
- phylum: Basidiomycota
- class: Agaricomycetes
- order: Agaricales
- family: Physalacriaceae
- genus: Rhizomarasmius
- species: Rhizomarasmius pyrrhocephalus
Brossard
Quebec
Canada
Geneseo
Illinois
New Orleans
Louisiana
Borough of Bronx
Hyde Park
New York
Bell Acres
Pennsylvania
United States