| Publication Type: | Journal Article |
| Year of Publication: | 1987 |
| Authors: | C. R. Newton, Whalen, M. T., Thompson, J. B., Prins, N., Delalla, D. |
| Journal: | Paleontological Society Memoir |
| Volume: | 22 |
| Pagination: | 1–83 |
| Keywords: | JS, TIP |
| URL: | http://www.jstor.org/stable/1315509 |