Contributions to Geology volume 23, number 1

Fall 1984

Vestigial shell structure in silicified pectinacean pelecypods 
Donald W. Boyd; Norman D. Newell

A three-dimensional map of a paleontological quarry 
William L. Abler

The northern termination of the Crawford Thrust, western Wyoming 
James P. Evans; John H. Spang

Magnetostratigraphy of the early Oligocene Pipestone Springs locality, Jefferson County, Montana 
Donald R. Prothero

Residual strain measurements in selected materials from the Black Hills, South Dakota 
Jon M. White

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