Upper Ordovician and Lower Devonian Stratigraphy and Paleontology of Perce, Quebec; Part 2, New species from the Upper Ordovician of Perce

C. Schuchert, and G. A. Cooper

1930

Article

American Journal of Science 20:265-288

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Taxa discussed in this work:

• Spirigerina (Eospirigerina) gaspeensis