| Name | Arthonia cyrtodes Tuckerman |
| Authorship | Tuckerman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Arthonia Acharius |
| Citation | 1866 Proc. Amer. Acad. Arts 6: 285 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Arthonia cyrtodes Tuckerman |
| Identification made in | [no date] (5), 2009 (1) |