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Publications by Longacre, S.A.

Title Publication Year Abstract Author Series Publisher
Guide to the Permian reef geology trail, McKittrick Canyon, Guadalupe Mountains National Park, West Texas Guide to the Permian reef geology trail, McKittrick Canyon, Guadalupe Mountains National Park, West Texas 1993 Bebout, D.G., Kerans, Charles, Brown, Alton, Loucks, R.G., Mruk, Denise, Kirkland, B.L., Longacre, S.A., Stoudt, E.L. Guidebook Bureau of Economic Geology
Trilobites of the Upper Cambrian Ptychaspid biomere, Wilberns Formation, central Texas Trilobites of the Upper Cambrian Ptychaspid biomere, Wilberns Formation, central Texas 1970

Trilobites collected during the past 20 years from the Morgan Creek, Point Peak, and San Saba Members of the Wilberns Formation comprise 89 species assigned to 45 genera belonging to zones of the upper Franconian and Trempealeauan Stages of the Upper Cambrian Croixan Series.

Longacre, S.A. Report of Investigations Bureau of Economic Geology