| Name | Pyrenothrix nigra Riddle |
| Authorship | Riddle |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Pyrenothrix Riddle |
| GUID | urn:lsid:indexfungorum.org:names:403162 |
| Citation | 1917 Bot. Gaz. 64: 513 |
| Holdings | 14 Specimens held in the Harvard University Herbaria identified as Pyrenothrix nigra Riddle |
| Identification made in | [no date] (13), 1979 (1) |
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