| Common Name | Baggy pen shell |
| Language | English |
| Type | Vernacular |
| Official Trade Name | No |
| Rank | 3 - (Other common name) |
| Country | Hawaii |
| Locality | |
| Ref. | Meadows, D.W. and A. Kane, 2006 |
| Life Stage | juveniles and adults |
| Sex | |
| Core | |
| 1st Modifier | |
| 2nd Modifier | |
| Remarks | 'baggy', i.e., 'hanging loosely'; 'pen', from Old French 'penne', i.e., 'quill pen'; 'shell', from Old English 'sciell', i.e., 'shell'. |