Annual report of the United States Geological Survey to the Secretary of the Interior . II PL. CLXXII. CENTIMETERS CYCAOELLA KNIGHTII, FROM THE JURASSIC OF W^oM I NG. UNIVERSITY of ILLINOIS. PLATE ( PLATE CLXXIII. Pace. Cycadella Knightij Ward 416 View of the bane of No. of the Museum of the University

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Keywords: ., book, bookcentury1800, booksubjectgeology, booksubjectwatersupply