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Publication Extents

Not all publications have extents, not all extents are completely accurate
Some of Alpheus Hyatt's unfigured types from the Jurassic of California
C.H. Crickmay
1933, Professional Paper 175-B
Alpheus Hyatt named a considerable number of Jurassic fossils from California. Only a few of these were described, arid none were illustrated. In this paper 16 of these species are evaluated in terms of present-day nomenclature, figures of the type specimens are shown, and their probable age significance is given....
Geology and ore deposits of the Pioche district, Nevada
L.G. Westgate, Adolph Knopf
1932, Professional Paper 171
LOCATION AND SURFACE FEATURES The Bristol Range, Highland, and Ely Range quadrangles make up the larger part of a. rectangular area 35 miles north and south by 24 miles east and west, which lies 19 miles west of the Nevada-Utah line and about 250 miles southwest of Salt Lake...
Physiography and Quaternary geology of the San Juan Mountains, Colorado
Wallace W. Atwood, Kirtley F. Mather
1932, Professional Paper 166
The scenic beauty, rugged contour, and great variety of geologic phenomena displayed by the San Juan Mountains of southwestern Colorado have lured to that region many geologists, both professional and amateur, as well as countless laymen. Serious geologic studies in these mountains seem to fall historically into three periods. The first...