Lower Ordovician scolecodonts from the Cow Head Group, western Newfoundland

A scolecodont (polychaete jaw) fauna from the latest Tremadoc and Arenig strata of the Cow Head Group includes some of the earliest representatives of these fossils in the world. No biostratigraphically useful changes seem to occur within the interval, although rapid diversification follows their ap...

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Bibliographic Details
Published in:Canadian Journal of Earth Sciences
Main Authors: Underhay, Nicole K., Williams, S. Henry
Format: Article in Journal/Newspaper
Language:English
Published: Canadian Science Publishing 1995
Subjects:
Online Access:http://dx.doi.org/10.1139/e95-074
http://www.nrcresearchpress.com/doi/pdf/10.1139/e95-074
Description
Summary:A scolecodont (polychaete jaw) fauna from the latest Tremadoc and Arenig strata of the Cow Head Group includes some of the earliest representatives of these fossils in the world. No biostratigraphically useful changes seem to occur within the interval, although rapid diversification follows their appearance in the latest Tremadoc. Insufficient data were recovered to permit conclusions regarding ecological control of assemblages in early Paleozoic, down-slope environments.