Faunal and paleoenvironmental changes at a Cambrian (Jiangshanian; Steptoean–Sunwaptan boundary interval) trilobite extinction event, in contrasting deep- and shallow-subtidal settings, Nevada and Oklahoma Open Access

The Cambrian (Paibian–Jiangshanian; Steptoean) dokimocephalid trilobite Deckera Frederickson, 1949 in Laurentian North America Open Access

A new Cambrian (Jiangshanian, Sunwaptan) trilobite fauna from Oklahoma and its biostratigraphic significance. Open Access

Systematics and paleobiogeographic significance of the Upper Ordovician pterygometopine trilobite Achatella Delo, 1935 Available to Purchase

The Upper Ordovician trilobite Raymondites Sinclair, 1944 in North America Available to Purchase

Systematics of some Late Ordovician encrinurine trilobites from Laurentian North America Available to Purchase

Biogeographic Shifts in a Transgressive Succession: The Cambrian (Furongian, Jiangshanian; Latest Steptoean–Earliest Sunwaptan) Agnostoid Arthropods Kormagnostella Romanenko and Biciragnostus Ergaliev in North America Available to Purchase

Late Cambrian (Furongian; Paibian, Steptoean) Agnostoid Arthropods from the Cow Head Group, Western Newfoundland Available to Purchase

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

Wisarcadiaspis , A Replacement Name for Arcadiaspis Westrop and Palmer, Preoccupied Available to Purchase

NOTCHPEAKIA , A NEW GENUS OF UPPER CAMBRIAN (SUNWAPTAN) “ENTOMASPIDID” TRILOBITES Available to Purchase

LOWER ORDOVICIAN FAUNAS, STRATIGRAPHY, AND SEA-LEVEL HISTORY OF THE MIDDLE BEEKMANTOWN GROUP, NORTHEASTERN NEW YORK Available to Purchase

NEW EARLIEST ORDOVICIAN TRILOBITE GENUS MILLARDICURUS : THE OLDEST KNOWN HYSTRICURID Available to Purchase

A NEW SUNWAPTAN (LATE CAMBRIAN) TRILOBITE FAUNA FROM THE UPPER MISSISSIPPI VALLEY Available to Purchase

UPPERMOST CAMBRIAN–LOWER ORDOVICIAN FAUNAS AND LAURENTIAN PLATFORM SEQUENCE STRATIGRAPHY, EASTERN NEW YORK AND VERMONT Available to Purchase

MIDDLE CAMBRIAN (ACADIAN SERIES) CONOCORYPHID AND PARADOXIDID TRILOBITES FROM THE UPPER CHAMBERLAIN'S BROOK FORMATION, NEWFOUNDLAND AND NEW BRUNSWICK Available to Purchase

SYSTEMATICS OF THE ORDOVICIAN TRILOBITES ISCHYROTOMA AND DIMEROPYGIELLA , WITH SPECIES FROM THE TYPE IBEXIAN AREA, WESTERN U.S.A Available to Purchase

THE LATE CAMBRIAN (MARJUMAN) TRILOBITE GENUS HYSTEROPLEURA RAYMOND FROM THE COW HEAD GROUP, WESTERN NEWFOUNDLAND Available to Purchase

LOWER CAMBRIAN (BRANCHIAN) TRILOBITES AND BIOSTRATIGRAPHY OF THE HANFORD BROOK FORMATION, SOUTHERN NEW BRUNSWICK Available to Purchase

Trilobite paleobiology; past, present, and future Free