Tectonostratigraphy of the Chazyan (Late Middle–Early Late Ordovician) Mixed Siliciclastic–Carbonate Platform, Quebec Embayment Available to Purchase

MIDDLE ORDOVICIAN (CHAZYAN) SEA-LEVEL CHANGES AND THE EVOLUTION OF THE ORDOVICIAN CONODONT GENUS CAHABAGNATHUS BERGSTRÖM, 1983 Available to Purchase

Hog's Back Formation: a new (Middle Ordovician) stratigraphic unit, Ottawa Embayment, eastern Ontario, Canada Free

Ontogeny and relationships of the Ordovician odontopleurid trilobite Ceratocara, with new species from Argentina and New York Free

What is Mitrocrinus wetherbyi S. A. Miller and Gurley, 1894? Free

Middle Ordovician (Chazyan-Trentonian) Tectonic Activation of Lower Paleozoic Carbonate Platform, Central Appalachian Orogene Available to Purchase

Paleoecology of selected conodontophorid species from the Cobbs Arm Formation (middle Ordovician), New World Island, north-central Newfoundland Free

Middle Ordovician (Chazy Group) cavity-dwelling boring sponges Free

Cavity-dwelling biota in Middle Ordovician (Chazy) bryozoan mounds from Quebec Free

CORRELATION OF THE CANADIAN/CHAMPLAINIAN SERIES BOUNDARY AND THE WHITEROCK STAGE OF NORTH AMERICA WITH WESTERN EUROPEAN CONODONT AND GRAPTOLITE ZONES Available to Purchase

Mode of growth of middle Chazyan (Ordovician) stromatoporoids, Vermont Free

Morphology and Phylogeny of Early Ectoprocta (Bryozoa) Available to Purchase

Stratigraphic Significance of Graptolites of Athens Shale: PART 1 Available to Purchase