| Kingdom | Phylum | Class | Order | Family |
|---|---|---|---|---|
| Fungi | Ascomycota | Lecanoromycetes | Lecanorales | Parmeliaceae |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| species | Protousnea alectoroides (Motyka) Krog | accepted |
| species | Protousnea duesenii | doubtful |
| species | Protousnea dusenii (Du Rietz) Krog | accepted |
| species | Protousnea fibrillatae Calvelo, Stock.-Wörg., Liber. & Elix | doubtful |
| species | Protousnea malacea (Stirt.) Krog | accepted |
| species | Protousnea scrobiculata (Sambo) Krog | accepted |
| species | Protousnea teretiuscula Krog | accepted |
Protousnea (Motyka) Krog. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-26.