Upper Ordovician (Sandbian–Katian) species of the trilobite Calyptaulax Cooper 1930 (Pterygometopidae) from the central United States and Canada
| Title | Upper Ordovician (Sandbian–Katian) species of the trilobite Calyptaulax Cooper 1930 (Pterygometopidae) from the central United States and Canada |
|---|---|
| Publication Type | Journal Article |
| Year of Publication | 2025 |
| Authors | Westrop, S.R., L. Amati, Vargas-Parra, E.E. |
| Journal | Australasian Palaeontological Memoirs |
| Volume | 57 |
| Pagination | 221–250 |