| Name | Arthonia cyrtodes Nylander |
| Authorship | Nylander |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Arthonia Acharius |
| GUID | urn:lsid:indexfungorum.org:names:376440 |
| Citation | 1863 Ann. Sci. Nat., Bot. ser. 4, vol.19: 351 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Arthonia cyrtodes Nylander |
| Identification made in | [no date] (2) |