| Common Name | Emperor helmet |
| Language | English |
| Type | FAO |
| Official Trade Name | No |
| Rank | 3 - (Other common name) |
| Country | United Kingdom |
| Locality | |
| Ref. | Leal, J.H., 2003 |
| Life Stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st Modifier | mod. for size |
| 2nd Modifier | |
| Remarks |