| نقل قول | Laureta, L.V., 2008 Compendium of the economically important seashells in Panay, Philippines. Quezon City: The University of the Philippines Press, c2008. 162 p. |
| مرجع | 105283 Laureta, L.V., 2008 |
| Page | 28 |
| Named Used as Valid | Placuma placenta |
| Locality | |
| Distribution | Capiz, Philippines. |