, 1987. Trace Fossils and Regional Significance of a Middle Devonian (Givetian) Disconformity in Southwestern Ontario. Journal of Paleontology 61, 205-230.
, 1987. A Candidate Stratotype for the Precambrian-Cambrian Boundary, Fortune Head, Burin Peninsula, Southeastern Newfoundland. Canadian Journal of Earth Sciences 24, 1277-1293. doi:10.1139/e87-124
, 1986. Tempo of Earliest Ordovician Graptolite Faunal Succession: Conodont-based Correlations from the Tremadocian of Quebec. Canadian Journal of Earth Sciences 23, 1928-1949. doi:10.1139/e86-180
, 1992. Mixed Siliciclastic-carbonate Deposition in a Lower Cambrian Oxygen-stratified Basin, Chapel Island Formation, Southeastern Newfoundland. Journal of Sedimentary Petrology 62, 455-473.
, 1991. Early and Early Middle Ordovician Continental Slope Deposition: Shale Cycles and Sandstones in the New York Promontory and Quebec Reentrant Region. New York State Museum BulletinThe University of the State of New York, Albany, New York.
, 1991. Dynamic Stratigraphy and Depositional Environments of the Hamilton Group (Middle Devonian) in New York State, Part II. New York State Museum BulletinThe University of the State of New York, Albany, New York.
, 1991. Upper Precambrian through Lower Cambrian of Cape Breton Island: Faunas, Paleoenvironments, and Stratigraphic Revision. Journal of Paleontology 65, 570-595.
, 1991. Uppermost Precambrian(?)-Lower Cambrian of Mainland Nova Scotia: Faunas, Depositional Environments, and Stratigraphic Revision. Journal of Paleontology 65, 382-396.
, 1991. A Chondrophorine (medusoid hydrozoan) from the Basal Cambrian (Placentian) of Newfoundland. Journal of Paleontology 65, 186-191.
, 1989. Paleoecology and Distribution of the Early Cambrian Rostroconch Watsonella crosbyi Grabau. Journal of Paleontology 63, 566-573.