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Document Type

Research

Abstract

The character of the later Paleozoic succession in southwestern United States has radically modified our general ideas regarding carbonic history in America. As directly bearing upon this subject the Carbonic rocks of the New Mexican region are of exceptional interest. The Rio Grande section, if it may be so designated, is serially the most complete in the country. It is of great thickness. It contains many elements wholly unknown elsewhere on the continent. It furnishes full data with which to close the already prolix debate on the exact age and stratigraphic position of the uppermost Paleozoic beds of Kansas and other parts of the country. It is particularly important at this time as connecting the succession of the Mississippi province with that of the Far West. By contrast it emphasizes the insignificance of our eastern Carbonic representatives.

Publication Date

1909

Journal Title

Proceedings of the Iowa Academy of Science

Volume

16

Issue

1

First Page

159

Last Page

163

Copyright

©1909 Iowa Academy of Science, Inc.

Language

en

File Format

application/pdf

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