| Publication Type: | Journal Article |
| Year of Publication: | 1900 |
| Authors: | T. Wayland Vaughan |
| Journal: | Monographs of United States Geological Survey |
| Volume: | 39 |
| Pagination: | 1 - 263, pl. 1-24 |
| Date Published: | 1900/// |
| URL: | http://www.archive.org/details/eoceneloweroligo00vaug |