Cudoniella clavus
- kingdom: Fungi
- phylum: Ascomycota
- class: Leotiomycetes
- order: Helotiales
- family: Helotiaceae
- genus: Cudoniella
- species: Cudoniella clavus
Bowen Island
West Vancouver
British Columbia
CanadaGentingen
Rheinland-Pfalz
GermanyVianden
01
Luxembourg