Description
Item Description:Title from title screen (viewed September 15, 2014).
"Correlation of volcanic markers in fossiliferous lake and stream deposits along 50 miles of the Snake River has established the stratigraphy of a thick sequence of late Pliocene age."
Physical Description:1 online resource (iii, 19 pages, 2 pages of plates) : illustrations, maps.
Bibliography:Includes bibliographical references (pages 18-19).