TABLE OF CONTENTS. 



IX 



No. 



74. 



f Fig. 1. Cissites acuminatus 



| Fig. 2. Dryophyllurn (Qnercus) salicifolium 



Plate VIII. { Fig. 3. Ilex strangulata 



| Fig. 4. Protophyllum crednerioides 



I, Fig. 5. Platanus Heerii 



Facing page— 



366 



Report of W. H. Jackson. 



J 



1 



75. Plate I 



76. Plate II 



77. Plate III, 



78. Plate 



79. Plate 



80. Plate 



81. Plate 



82. Plate 



f Fig. 1. Ground-plan of round tower on the Rio Mancos.. 



j Figs. 2, 3. Tower adjoining a rectangular foundation in the | 



caiion of the Mancos. 

 \ Fig. 4. A portion of doorway and one corner of a carefully- } 369 

 built house, Mancos Canon. 



Fig. 5. Cliff-house on the rocks of Mancos Caiion „ j 



^Fig. 6. Inscriptions on cation-walls J 



f Fig. 7. Cliff-house in Mancos Canon "\ 



Fig. 8. Showing the tenacity of cementing-niaterial 



I Fig. 9. A square tower in the valley of the McElmo | 



^ Fig. 10. An isolated rock in the valley of the McElmo covered )■ 370 

 with ruined houses and walls. 

 Fig. 11. Ground-plan of an extended series of houses in the 

 valley of the Hovenweep. 

 f Fig. 12. A two-story house in the crevices of the escarpment 

 in the Mancos Canon. 

 Fig. 13. A general view of the valley of the Eio Mancos near 



its outlet from the Mesa Verde. 

 Fig. 14. A view of ruined village in the valley of the Hoven- 

 t weep. 



IV. Cliff-house in the canon of the Mancos 



V. Battle-rock in the cation of the McElmo 



VI. Cave-dwellings in the canon of the McElmo 



VII. Watch-tower in the caiion of the McElmo ..., 



VIII. Ruins in the canon of the Hovenweep, Utah 



n 



> 



70 



372 



374 

 376 

 378 



380 



Report of Ernest Ingersoll. 



83. Pupilla alticola (wood-cut in text) 



84. Limax montanus (wood-cut in text). 



85. Lingual dentition of Limax castaneus (wood-cut in text) , 



86. Helix (Microphysa) Ingersollii (wood-cut in text) 



87. Heliosoma plexata (wood-cut in text) 



Reports of Henry Gannett, S. B. Ladd, and A. D. Wilson. 

 5. Preliminary map of Central Colorado 



392 

 394 

 396 

 398 

 402- 



41S 



