Northeastern New Mexico

The Triassic System in the Dry Cimarron Valley, New Mexico

Pub Date : 1900-01-01 DOI: 10.56577/ffc-38.97 S. Lucas, A. Hunt, S. Hayden

Triassic and Jurassic vertebrate-dominated trace fossil assemblages of the Cimarron Valley region--Implications for paleoecology and biostratigraphy

Pub Date : 1900-01-01 DOI: 10.56577/ffc-38.127 Kelly Conrad, M. Lockley, Nancy K. Prince

Iridium anomaly at the Cretaceous-Tertiary boundary in the Raton Basin

Pub Date : 1900-01-01 DOI: 10.56577/ffc-38.265 C. Orth, J. S. Gilmore, Jere D. Knight