Mazosia phyllosema
- kingdom: Fungi
- phylum: Ascomycota
- class: Arthoniomycetes
- order: Arthoniales
- family: Roccellaceae
- genus: Mazosia
- species: Mazosia phyllosema
Kuranda
Queensland
AustraliaOranjestad
Sint Eustatius
BQTurrialba
Cartago
Costa Rica