| Name | Crossidium erosum Holzinger & E. B. Bartram |
| Authorship | Holzinger & E. B. Bartram |
| Rank | Species |
| Placed in | Crossidium |
| Citation | 1924 Bryologist 27: 3. 1. |
| Holdings | 16 Specimens held in the Harvard University Herbaria identified as Crossidium erosum Holzinger & E. B. Bartram |
| Identification made in | [no date] (16) |