Classification of the Late Cambrian (Steptoean) trilobite genera Cheilocephalus Berkey, 1898 and Oligometopus Resser, 1936 from Laurentia

• Published in: Canadian Journal of Earth Sciences
• Main Authors: Westrop, Stephen R., Eoff, Jennifer D., Ng, Tin-Wai, Dengler, Alyce A., Adrain, Jonathan M.
• Other Authors: Jin, Jisuo
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 2008
• Subjects: Newfoundland
• Online Access: http://dx.doi.org/10.1139/e08-026; http://www.nrcresearchpress.com/doi/full-xml/10.1139/E08-026; http://www.nrcresearchpress.com/doi/pdf/10.1139/E08-026

All recent work has assigned the genera Cheilocephalus Berkey, 1898 and Oligometopus Resser, 1936 to the family Cheilocephalidae Shaw, 1956, a small group of largely Laurentian trilobites from the Late Cambrian Steptoean Stage. New data from Nevada and Newfoundland indicate that the Cheilocephalidae...