| Name | Phaeotrema Müller Argoviensis | 
| Authorship | Müller Arg. | 
| Rank | Genus | 
| NomenclaturalStatus | NomCons | 
| Placed in | Lichens | 
| Contains | Phaeotrema californicum (Tuckerman) Zahlbruckner Phaeotrema leucocarpum (Nylander) Zahlbruckner Phaeotrema pachystomum (Nylander) Zahlbruckner Phaeotrema phaeospermoides (Vainio) Zahlbruckner Phaeotrema sp. | 
| Remarks | Type: P. subfarinosum (Fée) Müller Argoviensis (Pyrenula subfarinosa Fée). Phaeotrema's gender is neuter. | 
| Citation | 1887 Mém. Soc. Phys. Genève 29(8): 10 | 
