| Common Name | Hardwick's sea urchin |
| Language | English |
| Type | Vernacular |
| Official Trade Name | No |
| Rank | 2 - (Preferred common name (unique)) |
| Country | Korea (South) |
| Locality | |
| Ref. | Hong, S.Y., K.Y. Park, C.W. Park, C.H. Han, H.L. Suh, S.G. Yun, C.B. Song, S.G. Jo, H.S. Lim, Y.S. Kang, D.J. Kim, C.W. Ma, M.H. Son, H.K. Cha, K.B. Kim, S.D. Choi, K.Y. Park, C.W. Oh, D.N. Kim, H.S. Shon, J.N. Kim et al., 2006 |
| Life Stage | juveniles and adults |
| Sex | females and males |
| Core | primary lexeme |
| 1st Modifier | |
| 2nd Modifier | |
| Remarks | 'urchin', from Old North French 'herichon', i.e., 'hedgehog'. |