INDEX. 



A. p "R e - 



At >ii] 11 iu ' r > 



Abiquia copper-mines 67 



Peak '''I' 



Arl;iM)ii inttsrcalaris 129 



Alctliopteris Mexiciina, (Plato VI.) 



Serlii 18 



Whitneyi II-"' 



Allorisma 98 



Ainimmik's 33,51,52,77,91,99,102,107,1*5 



Anrliurii Ntnvberryi 128 



Aiiiii.:is 76,80,81 



Aiiniilaria sphenophylloidea 18 



Am >ii i in nitida 125 



Aporrhais 99 



Aquarius Mountains 55, GO 



Araucariii excelsa 49 



Arcliu'oeidaris 16,21,47 



Arkansas basin 25 



Arroyo Seco 69, 70 



Artemesiiw . 5 



Atbyris 19,21,43, 45,40, 9(5, 98, 99, 138 



Atrypha 60 



Avit-.iila 47 



Aximis 19,20,47 



A/.tcc Mountains 60 



B. 



Baculitt-H 72,99,102 



anceps 130 



" Ba<i Lands" cif tbo Missouri 26 



Nebraska 27 



Bakevellia 19,20,21,47 



Basalt 26,32,52 



Boar's Ears 85,103 



Bellerophon 19, 20, 21; 47 



Black Hills 29,57 



Bracbypliyllnm 69 



Buttes in Canon Colorado 69 



west ofNaciuiieuto Mountain 112 



near San Juan River 103, 104 



Cabezou 1 



Catamites 45,49 



Camptopteris Reuioudi 146 



Canon of Grand River 97 



Green River 97 



Largo .' 6,64,109 



Pintado 90,92 



Canons 1)7 



Caprotina bioornis 126 



Carboniferous rocks 15, 18,63,97, 106 



Carboniferous sorics 10, 



.-n in in it of 



strata 16,17,19,42, 



CiU'dium bellulmn 



Casa Colorado 



Cataract Creek 



Cephalopoda 



Cerbat Mountains 



Cerrillos, mines of the 



Cerro del Navajo 



Chalk formation 



Chalchnitl 



Chaina 5, 



Clionetes 



Ciiiiarron River ? t 



Circeopsis 



Clu 



Page. 

 22, (W 



95 



46,66 

 128 



92 



98 

 130 



55,59 



40,41 

 73 

 24 

 41 



65,70 

 19 



24,25 

 52 



lay 19,24 



Coal 17,39,98 



Coal-plants, Kansas 17 



Coal-Measures, Illinois 17 



Kansas 16,17 



Missouri , 16 



Santa Fe' 46 



Cobro eg 



Cogswell, Lieut. M 7 



Colorado River 53 



basiu 53,55,83,93 



Canon 37,42,53,93 



Cbiquito 56 



Mountains 59,64,84 



plateau 54,60,62,94 



Conglomerate 27,29 81 



Conifers, Abiquiu copper-mines 69 



Copper, old placer 40 



Abiquiu 67 



Los Cerrillos 41 



Rocky Mountains 59 



Hauta F6 37 



Cottou wood Creek 18 



Spring 30,31 



Cordaites 45 



Crassatolla .Shiiinardi 127 



Creston, the ' 107 



Cretaceous formation 22, 25, 50, 63, 75, 77, 110 



Upper 32, 50, 71, 84, 108, 121 



Lower 16, 24, 32, 50, 63, 121 



Middle 16,32,71,121 



rocks 24,76 



sandstone '_':>,:!( 



Cuchillo 66 



Cyprimeria crassa 128 



