| Publication Type: | Journal Article |
| Year of Publication: | 1891 |
| Authors: | Dale, C.W. |
| Journal: | The British Naturalist 1(1): 3-6. |
| Pagination: | 104 |
| Publication Type: | Journal Article |
| Year of Publication: | 1891 |
| Authors: | Dale, C.W. |
| Journal: | The British Naturalist 1(1): 3-6. |
| Pagination: | 104 |