May 1997
A pre-Lancian regional unconformity and its relationship to Hell Creek paleogeography in south-eastern Montana
Edward S. Belt; Jason F. Hicks; David A. Murphy
Marine fossils from Permian redbeds (Satanka Shale) at Laramie, Wyoming
Xunhong Chen; Donald W. Boyd
Silicified gastropods from the Permian Phosphoria rock complex of Wyoming
Helen A. Kulas; Roger L. Batten
Species diversity, tooth size, and shape of Haplomylus (Condylarthra, Hyopsodontidae) from the Powder River basin, northeastern Wyoming
Peter Robinson; Blythe Anne Williams
Price
$15.00