Evolutionary significance of the blastozoan Eumorphocystis and its pseudo-arms

Taxonomy and functional morphology of the Urasterellidae (Paleozoic Asteroidea, Echinodermata)

Synchronous diversification of Laurentian and Baltic rhynchonelliform brachiopods: Implications for regional versus global triggers of the Great Ordovician Biodiversification Event

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

Systematics of some Late Ordovician encrinurine trilobites from Laurentian North America

Tetralichine Trilobites from the Upper Ordovician of Oklahoma and Virginia and Phylogenetic Systematics of the Tetralichini

A New Ordovician Asteroid (Echinodermata) with Somasteroid-like Skeletal Elements

Taphonomy and Paleoecology of Ordovician Trilobite Clusters, Bromide Formation, South-central Oklahoma

Domatial dimorphism occurs in leperditellid and monotiopleurid ostracodes

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

The halloporid trepostome bryozoans from the Ordovician Simpson Group of Oklahoma

First occurrence of Oriostoma (Gastropoda) from the Middle Ordovician

The relations between allometry, phylogeny, and functional morphology in some calceocrinid crinoids

Assessing the Relative Importance of Compaction Processes and Cementation to Reduction of Porosity in Sandstones

Crystallographic influences on intergranular pressure solution in a quartzose sandstone

New Pleurocystites from the Bromide Formation of Oklahoma

Tremichnus; a new ichnogenus of circular-parabolic pits in fossil echinoderms

Wrenching and Oil Migration, Mervine Field, Kay County, Oklahoma: ABSTRACT

Crystallographic Influences on Pressure Solution in a Quartzose Sandstone: ABSTRACT

Three-Dimensional Trend Mapping Using Gamma-Ray Well Logs: Simpson Group, South-Central Kansas