| Common Name | Acorn barnacle |
| Language | English |
| Type | Vernacular |
| Official Trade Name | No |
| Rank | 3 - (Other common name) |
| Country | Canada |
| Locality | Pacific Northwest region. |
| Ref. | Sept, J.D., 2008 |
| Life Stage | juveniles and adults |
| Sex | females and males |
| Core | non-fish animal |
| 1st Modifier | plant |
| 2nd Modifier | |
| Remarks | from early 14th c., 'bernak'; earlier in Anglo-Latin, 'bernekke', early 13th c. i.e. 'species of northern European wild goose.' Of unknown origin despite intense speculation. |