Annual report of the United States Geological Survey to the Secretary of the Interior . 2 CENTIMETERS CYCADELLA K N O W LTO N I AN A, FROM THE JURASSIC OF WYOMING. LIBRARY OF THE UNIVERSITY of ILLINOIS. PLATE P L A T E X CIV CyCADELLA Ward View of an area of the polished transverse surface of the upper end of uf the Museum of the University of Wyoming, taken from theleft side of the specimen and enlarged four U. S. GEOLOGICAL SURVEY TWENTIETH ANNUAL REPORT. PART II. PL. CYCADELLA KNOWLTONIANA PLATE XCV. P L A T E XCV. Cycadella Know ltd man \
Annual report of the United States Geological Survey to the Secretary of the Interior . 2 CENTIMETERS CYCADELLA K N O W LTO N I AN A, FROM THE JURASSIC OF WYOMING. LIBRARY OF THE UNIVERSITY of ILLINOIS. PLATE P L A T E X CIV CyCADELLA Ward View of an area of the polished transverse surface of the upper end of uf the Museum of the University of Wyoming, taken from theleft side of the specimen and enlarged four U. S. GEOLOGICAL SURVEY TWENTIETH ANNUAL REPORT. PART II. PL. CYCADELLA KNOWLTONIANA PLATE XCV. P L A T E XCV. Cycadella Know ltd man \ Ward .W6 View of an area of the polished transverse surface of the upper end of of the Museum of the University of Wyoming, taken from thelight side of the specimen and enlarged four U. S. GEOLOGICAL SURVEY TWENTIETH ANNUAL REPORT. PART II. PL. XCV
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Keywords: ., book, bookcentury1800, booksubjectgeology, booksubjectwatersupply
