| Name | Hormoceras acrocarpum Kützing |
| Authorship | Kützing |
| Rank | Species |
| Placed in | Hormoceras Kützing |
| Citation | 1863 Tab. Phycol. XIII |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Hormoceras acrocarpum Kützing |
| Identification made in | [no date] (1) |