| Name | Corryocactus ayacuchoensis Rauh & Backeb. | 
| Authorship | Rauh & Backeb. | 
| Rank | Species | 
| Placed in | Corryocactus | 
| Citation | 1958 Sitzungsber. Heidelberger Akad. Wiss., Math.-Naturwiss. Kl. 246 | 
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Corryocactus ayacuchoensis Rauh & Backeb. | 
| Identification made in | [no date] (1) |