| Authors(s) | Johnson, J. Y. |
| Year | 1867 |
| Title | Description of a new genus of Spinacidae, founded upon a shark obtained at Madeira. Proc. zool. Soc. Lond: 713-715. |
| Authors(s) | Johnson, J. Y. |
| Year | 1867 |
| Title | Description of a new genus of Spinacidae, founded upon a shark obtained at Madeira. Proc. zool. Soc. Lond: 713-715. |