Atrypoidea zonation of the Upper Silurian Read Bay Formation of Somerset and Cornwallis Islands, Arctic Canada

• Published in: Canadian Journal of Earth Sciences
• Main Author: Jones, Brian
• Format: Article in Journal/Newspaper
• Language: English
• Published: Canadian Science Publishing 1979
• Subjects: General Earth and Planetary Sciences; Arctic; Canada; Cornwallis; Somerset Island; Read Bay; Pressure Point; Goodsir Creek; Cornwallis Island
• Online Access: http://dx.doi.org/10.1139/e79-208; http://www.nrcresearchpress.com/doi/pdf/10.1139/e79-208

Species of the brachiopod genus Atrypoidea have a distinct distribution in carbonate rocks of the late Silurian Read Bay Formation of Arctic Canada. Atrypoidea phoca occurs in the basal part of the formation and this species is succeeded by Atrypoidea foxi forma B at higher levels. The ranges of the...