| Name | Calvarula excavata Zeller |
| Authorship | Zeller |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Calvarula |
| GUID | urn:lsid:indexfungorum.org:names:264456 |
| Citation | 1939 Mycologia 31: 25 |
| Holdings | 8 Specimens held in the Harvard University Herbaria identified as Calvarula excavata Zeller |
| Identification made in | [no date] (8) |