Linguliform brachiopods across a Cambrian–Ordovician (Furongian, Early Ordovician) biomere boundary: the Sunwaptan–Skullrockian North American Stage boundary in the Wilberns and Tanyard formations of central Texas Available to Purchase

The Orientation of Strophomenid Brachiopods on Soft Substrates Available to Purchase

Early Ordovician Mitrates and A Possible Solute (Echinodermata) from the Western United States Available to Purchase

First Record of Megaramphoprion (Annelida; Polychaeta) in Laurentia Available to Purchase

NEOTYPE AND REDESCRIPTION OF THE UPPER CAMBRIAN ANTHASPIDELLID SPONGE, WILBERNICYATHUS DONEGANI WILSON, 1950 Available to Purchase

CRINOID DISTRIBUTION AND FEEDING MORPHOLOGY THROUGH A DEPOSITIONAL SEQUENCE: KOPE AND FAIRVIEW FORMATIONS, UPPER ORDOVICIAN, CINCINNATI ARCH REGION Available to Purchase