ILLUSTRATIONS. 



Platk I. Topography of the Denver Basin tn pocket. 



II. Areal geology of tin- 1 lenver Basin In | I ■ i 



III. Economic geology of the I leaver Basin In pocket. 



IV. st rii ci i ni- mti ions ..i' tin- Denver Basin In pocket. 



V. Columnar section of strata in the Denver Basin In pocket, 



VI. View westward from Coal Creek Peak, across the valley of Upper Coal Creels ... 1 



VII. View southeast want from Ralston Peak, along base of foothills n 



VIII. Typical Bed Bed scenery 51 



IX. Folds i n Echelon along front of Colorado Range SO 



X. Geologic map of the vicinity of Golden, with sections illustrative of tin- develop- 

 ment of I ho rcgiou 82 



XI. Boulder arid adjoining region, showing unconformil ies L06 



XII. Sections illustral ing geologic development of region about Boulder, Colo I in 



XIII. Diagrams for use in fault analysis 1 111 



XIV. Spherical sundering in basalt, North Table Mountain 286 



XV. Tabular jointing in basalt, North Table Mountain 288 



XVI. South face of Castle Rock, Golden 290 



XVII. Correlati f coal scams in I he Coal i 'reck Bynclinej from shaft sections 360 



.Will. Coal scams of the I lenver Basin 370 



\ I \ . Coal seams of the Denver I '.as in :.Tl' 



XX. (Dal seams of the Denver Basil) 1171 



XXI. Restoration of Brontosaurus excel si is Marsh 530 



XXII. Restoration of Stegosaurua angulatus Marsh 532 



XXIII. Restoration of Camptosaurus dispar Marsh * . 534 



XXIV. Restoration of Laosanrus consols Marsh 



XXV. Restoration of Ceratosaurus nasicornis Marsh . 



XXVI. Restoration of [chthyornis victor Marsh and of Hesperornia regalia Marsh 5 In 



XXVII. Restoration of Triceratops prorsuB Marsh I 



XXVIII. Restoration of Claosaurus annectens Marsh .".II 



XXIX. Restoration id' Brontops robustus Marsh 546 



\ \ \. Restoration of Entelodon crassns Marsh 518 



XXXI. Restoration of Mastodon americanus Cuvier i0 



Fn;. 1. Upturning of strata along base of range IT 



2. Restoration of <" erthrust fault near Boulder Peak IS 



::. Transverse section of foothill strata. Deer « reek 80 



■I. Illustration of nnconformity near (oil den 98 



