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Science 12 July 1968:
Vol. 161. no. 3837, pp. 157 - 158
DOI: 10.1126/science.161.3837.157
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Articles

Middle Pennsylvanian Plant Fossils: Problematic Occurrence in the Bronx

E-an Zen 1 and Sergius H. Mamay 1

1 U. S. Geological Survey, Washington, D.C. 20242

A possible glacial boulder of undeformed and unmetamorphosed siltstone containing Middle Pennsylvanian plant fossils was recovered from the Bronx. The rock cannot be explained by known geologic relations and suggests the possibility of undetected outliers of Pennsylvanian rocks in the Hudson valley.


THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES:
Organic Particles in the Ocean.
L. A. Hobson and P. K. Weyl (1968)
Science 162, 587
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Science. ISSN 0036-8075 (print), 1095-9203 (online)