INDEX. 



151 



N. **&• 



Nacimiento Mountain 7,37,56,67, 108, 109, 118, 111 



Nautilus 19,46,51,77,99 



Navajo Spring 71 



Needles, The '. 10:5,107 



Net work of canons 97 



Neuropterie flexuosa 18 



hirsntn ... 18 



Newberry, Dr. J. S 1,7,9,135 



0. 



Qjo del Cuerbo 90 



O.jo Verde •~>.'- );; 



0,j<>8 Heriondoa 8fi 



()1<1 placer &9.40 



Oolite 22 



Orejasdel Oeo 85,103 



Orlhis 45 



Orthisina 81,43,45,98 



Ostrea congesta 33,78,77,87,99, 11-". 



elegantnla 3:5 



logubria 58,77,107,183 



aniformis 124 



Otozamites 69,141,148 



Bfacombii 141 



Oxyrhina 33,141 



P. 



Paohyphyllum ,i '- 1 



Pagosa .5,74,77 



Palyssia 69 



Pawnee Fork 22 



Pecopteria arborescenfl . ...' 18,49 



bullatus 143 



feloatus — 144 



Mexieana 143 



Stutgardtensia 69 



Peooa 4 -' 



Penuo-carboniferous "roup 20 



Pfeiffer, Albert 11 5,67,68,69 



PiedraParada ~ 7 



Placer Mountains 38 



Plateau west of Rocky Mountains 54 



Plateaus bordering Canon Largo 109 



Platyoeraa 4 ;) 



Pleorophorons 19,30,47 



Pleorotomaria 98, 1 10 



Plioatnla arenaria ... 186 



Podozamitea orassifolia 145 



Pope's Well 61 



Porphyry 86, 27, 41, 58, 76, 77, 81 



Prioneyelus Maconibii 138, 133 



Prodnctus 19,31,43,45,46,58,98,99,140 



1'llereo 7 



Q. 



Quartz 86,37,37, 11 



Quereua 99 



R. 



Babbit-Ear Buttes 31 



Rain-fall 40 



Raton Mountains 35,88 



Red beds 47,50 



Red Fork of Canadian 31,:52 



Reservoirs 



Betzia mormoni 



Rhynehonella 



Bio de la Plata 



los Mancos 



Pinoa 



Dolores 



Florido 



Grande 



Navajo 



Piedra 



Bito Blanco 



Book Corral 



Rocks, jointed 



bright-colored 



Rocky Mountain system 



Mountains, time of elevation of the. 

 Ruins at Abiquiu 



Labyrinth Canon 



in San Juan Valley 



on the Animas 



Dolores 



Page, 

 89 

 43 



31,45 



81 

 85 

 79 

 86 



70 



5 



7:5 



77,78 

 74.76 



.68,90,92 



67 



69 



95 



109 



80 



B8 



S. 



Sage-plain 67,83,85,89 



Saliferons group 48 



Salix Meckii 84,31,33,87,99 



Sandia Mountain 66, 77 



Sand-hills 27 



Sandstone 34,36,33 



San Francisco Mountains ;■,">, 60 



San Juan 5, 74, 75, 101, 1 0(5 



San Juan River 10G 



San Jose* Spring 7 



San Mateo.. 55,56,60 



Santa V6 6,34 



geology of 36 



minerals of 3J 



Mountains J7, :?8, 5( 



Santo Domingo 



Sarcobatns 



14,36 

 ,37 

 ,'39 

 , 65 

 118 

 90 

 91 

 181 

 : rat 



Saurian bones 



Seaphites Warreni 72, 



Scoria 2* 



Section of rocks at breaks of Red River 33 



buttes west of Nacimiento 



Mountain 112 



Canon Colorado 95 



Pintado 91 



Largo Ill 



cam)) 34 104 



Captain Pope's Well 58 



Cedar Spring 30 



Cerro Gordo... 46 



Colorado Valley 99 



Cliffs at Mo.pii villages 105 



Creston 108 



crossing of Arkansas 27 



Enchanted spring 29 



gorge of Santa I'e River 45 



Labyrinth Creek 98 



Middle Spring of Cimarron 28 



Pawnee Fork — 24 



