| Name | Placoma Schousboe ex Bornet & Thuret |
| Authorship | Schousboe ex Bornet & Thuret |
| Rank | Genus |
| NomenclaturalStatus | LaterHomonym |
| Placed in | Entophysalidaceae Geitler |
| Contains | Placoma vesiculosa Schousboe ex Bornet & Thuret |
| Remarks | non J. F. Gmelin (1791). Type: P. vesiculosa Schousboe ex Bornet & Thuret |
| Citation | 1876 [Aug-Sep 1876] Notes Alg. 1: 4 |