| Pertusaria determinanda Darb. | TYPE | O-L-000175 | Click on image for full size (36 MPx)
| Protolog: DARBISHIRE, Rep. 2d Norw. Arctic Exped. "Fram" 1898-1902 21: 11 (1909)
| | Locality: CANADA, NORTHWEST TERRITORIES: Ellesmereland: Gaasefjorden, 1901.08.25, Simmons
| Currently accepted name: Ochrolechia subplicans (Nyl.) Brodo
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