LIST OF ILLUSTRATIONS. 



PALEONTOLOGY. 



Accompanying C. A. White's Report. 



Facing page— 



Plate 1. Fossil molluscs 320 



2. Fossil molluscs 320 



3. Fossil molluscs 320 



4. Fossil molluscs '. 320 



5. Fossil molluscs 320 



6. Fossil molluscs 320 



7. Fossil molluscs ' 320 



8. Fossil molluscs - 320 



9. Fossil molluscs 320 



10. Fossil molluscs .' 320 



GEOLOGY AND TOPOGRAPHY. 



[Maps, sectious, views, &c. ] 



Accompanying F. M. Endlich's Report. 



Plate I. Geological sections 1 and 2 80 



II. Geological sections 3 to 9 100 



III. Geological sections 10 and 11 104 



IV. Geological sections 12 to 14 108 



V. Geological section 15 • 124 



VI. Geological section 16 128 



Accompanying O. St. John's Report. 



VII. Drainage sketch, Idaho and Wyoming Territories 324 



VIII. Sections Putnam Mountain and Ross Fork 328 



IX. Section of Jurassic Ridge, Lincoln Valley 330 



X. Profile and sections, Blackfoot and the Portneuf, station 30,&c . 334 



XL Sections A, B, C, Higham's Peak, stations 4,5 336 



XII. View, confluence of the Blackfoot and Wolverine 338 



XIII. Sections A, B, C, Blackfoot Range, stations 6,8 340 



XIV. Sections A, B, C, Blackfoot Range, stations 9, 11, 12 - 344 



XV. Sections A, B, Willow Creek Basin, station 17 350 



XVI. Sections A, B, Willow Creek Basin, &c, stations 14, 17 352 



XVII. Views of Caribou Range 360 



XVIII. Sections A, B, stations 18, 19 364 



XIX. Sections A, B, Fall Creek, station 20 366 



XX. Sections A, B, stations 23, 21 372 



XXI. Views, Caribou Range, stations 22, 21 376 



XXII. Sections, Caribou Range, stations 24, 20 378 



XXIII. Sections, stations 24, 25 382 



XXIV. Sections, stations 26, 27 386 



XXV. View, Caribou Range, station' 25 388 



XXVI. Views, Caribou Range, stations 28, 26, 25 390 



XXVII. Sections, Caribou Range, stations 28, 26 392 



XXVIII. Sections, Caribou Range, stations 18, 25, 28, 26 394 



XXIX. View, Lower Valley of the Snake River 406 



XXX. Profiles across Lower Valley of Snake River 408 



XXXI. Views, Lower Valley of the Snake River 410 



XXXII. View, east front of Teton Range, south of Mount Havden 412 



XXXIII. Views, T6tou Range, stations 34, 32 414 



XXXIV. Sections across the Te"ton Range 416 



XXXV. Views, Te~ton Range, stations 37, 35 418 



XXXVI. Views, T6ton Range, station 38 420 



vn 



