| Name | Arthopyrenia sp. |
| Authorship | |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Arthopyrenia A. Massalongo |
| Holdings | 17 Specimens held in the Harvard University Herbaria identified as Arthopyrenia sp. |
| Identification made in | [no date] (15), 1915 (1), 1974 (1) |