The Triassic-Jurassic (TJ) mass extinction event is one of the most severe in geologic history and is one of the five largest in the Phanerozoic with as many...
We studied morphological variation of the bivalve Buchia over its geographical and temporal range. Buchia was widely distributed during the Late Jurassic and...
A systematic treatment of 57 species of Late Albian-Cenomanian (Cretaceous) foraminifera obtained from 267 samples collected from 20 localities throughout the...
Buchiid bivalves are geographically widespread in Upper Jurassic and Lower Cretaceous strata of the Northern Hemisphere. They are often abundant and their...
A single specimen of decapod crustacean, preserved in ventral view and compressed, represents a new genus and species of eryonid lobster, Wrangelleryon...
New lobsters are reported from the Lower Cretaceous (Albian) of Haida Gwaii Archipelago (formerly Queen Charlotte Islands), British Columbia, Canada. The...
A magnetic polarity zonation has been developed for nine stratigraphic sections of the Upper Cretaceous portion of the Great Valley Group in the Sacramento...