UNALTERED NACRE FROM THE PENNSYLVANIAN BUCKHORN ASPHALT, AND IMPLICATIONS FOR THE ARMS RACE BETWEEN MOLLUSKS AND THEIR PREDATORS

Impact of lithofacies variations and structural changes on natural fracture distributions

A new runner-like cyclostome bryozoan from the Bromide Formation (Sandbian, Upper Ordovician) of Oklahoma and its phylogenetic affinities

The use of chemostratigraphy to refine ambiguous sequence stratigraphic correlations in marine mudrocks. An example from the Woodford Shale, Oklahoma, USA

Excessive thickening of the cortical layer in graptolites

Bartonaspis new genus, a trilobite species complex from the base of the Upper Cambrian Sunwaptan Stage in North America

SEDIMENTARY FACIES AND TRILOBITE BIOFACIES ALONG AN ORDOVICIAN SHELF TO BASIN GRADIENT, VIOLA GROUP, SOUTH-CENTRAL OKLAHOMA

JAWED POLYCHAETES FROM THE UPPER SYLVAN SHALE (UPPER ORDOVICIAN), OKLAHOMA, USA

Multiple episodes of dolomitization in the Arbuckle Group, Arbuckle Mountains, south-central Oklahoma; field, petrographic, and geochemical evidence

Conodonts from the Bromide Formation (Middle-Ordovician), south-central Oklahoma

Conodonts and the Devonian-Carboniferous boundary in the upper Woodford Shale, Arbuckle Mountains, south-central Oklahoma

Viola Group (Ordovician, Oklahoma) cryptolithinid trilobites; biogeography and taxonomy

The halloporid trepostome bryozoans from the Ordovician Simpson Group of Oklahoma

Paleomagnetism of the Cambrian Royer Dolomite and Pennsylvanian Collings Ranch Conglomerate, southern Oklahoma: An early Paleozoic magnetization and nonpervasive remagnetization by weathering

A new family of trepostome bryozoans from the Ordovician Simpson Group of Oklahoma

First occurrence of Oriostoma (Gastropoda) from the Middle Ordovician

Bathymetric limits of a Carboniferous orthoconic nautiloid deduced by finite element analysis

Petrologic, paleomagnetic, and structural evidence of a Paleozoic rift system in Oklahoma, New Mexico, Colorado, and Utah: Discussion

Diagenesis of laminated travertine crusts, Arbuckle Mountains, Oklahoma

New Pleurocystites from the Bromide Formation of Oklahoma