Fossiliferous deposits of the Greenhorn Limestone (Upper Cretaceous) are found on the
Comanche National Grassland in southeastern Colorado. The lowest portion of the …

The Western Interior Seaway (WIS) was an epicontinental sea that extended north–south
through the middle of North America during the last half of the Cretaceous, linking the Tethys …

Although the European dinosaur succession during the latest Cretaceous and its
relationship with the Cretaceous-Paleogene (K-Pg) mass extinction has been the focus of …

This book presents perspectives on the past and present state of the understanding of snake
origins. It reviews and critiques data and ideas from paleontology and neontology …

Bulk-sampling of 22 phosphatic horizons from the Upper Cretaceous of northern France and
the UK has yielded very rich selachian faunas dominated by shark taxa. These samples …

Protosphyraena is one of the most widespread Cretaceous actinopterygian genera, with
numerous species described primarily from the Upper Cretaceous of North America and …

A palynological analysis of 45 samples from six mid-Cretaceous amber-bearing outcrops
from Charentes has been carried out. A total of 227 taxa have been recorded in the studied …

Abstract During the Cenomanian-Turonian interval, marine squamates display a spectacular
radiation in particular on the margins of the Mediterranean Tethys and, to a lesser extent, in …

ABSTRACT A new extinct sclerorhynchoid sawfish, Ptychotrygon ameghinorum sp. nov., is
presented here based on abundant isolated teeth and some dermal denticles, which were …

New or so far poorly known neoselachians from the Cenomanian and Turonian of SW
France are described. The material studied herein comes from nine localities in the …