Untitled
| Title | Untitled |
| Publication Type | Journal Article |
| Year of Publication | 1868 |
| Authors | Hagen, H |
| Journal | Proceedings of the Boston Society of Natural History |
| Volume | 11 |
| Pagination | 435 |
- Google Scholar
| Title | Untitled |
| Publication Type | Journal Article |
| Year of Publication | 1868 |
| Authors | Hagen, H |
| Journal | Proceedings of the Boston Society of Natural History |
| Volume | 11 |
| Pagination | 435 |