INDEX. 49 
Rhine, loess of ; Page. 
Rivers and streams of the Llano 28 
Dell creek 10 
Rogers, H. D 9 
Roman vearls 18 
4 84 
: 8. 
Sacramento river, gypsum on z 
Saline lakes 16 
Of omiaan eaae ccc oc. S ee 30,31 
Sand hills i 21 
of the Colorado Desert ^ 
water among "T 
biete 32,94 
Min o of the Llan 4 : 16 
of strata at Bort Belknap 27 
note on 43 
Selenite 
S hubenacadie, gypsum m ^ 
Shumard, Dr. G. G 16, 25, 31 
Silver, in lead ores , P^ 
ierra Alto 15 
Sierra de los Alamos 8 
Snow 15 
Soil, along the Brazos 21 
Spirifer 26 
Springs 10, 21 
at the borders of the Llano 23 
Staked plain 24 
tevenson, Mr 87 
Sulphuric acid 21, 36 
Sulphide of sodium, in the water of springs k 21 
Š 21, 38 
Sulphurous lakes 20 
T: 
Table lands 8 
elevation of 
Tanks of water 12, 13, 15 
in African deserts 15 
Taplin, Charles L., quoted i 
Taylor, Bayard, quoted 15 
Terebratula 26, 32 
Tertiary 17,19,28 
fossils of Tuscany 18 
conglomerate of the desert 20, 29 
drift of the Llan 21 
reason for not dii itin the map and section 43 
reci) of the Bernardino Sierra, California 29 
81 
Texas, Meis coal in $1 
Thorne’ s wells 14 
Trap rock 12 
Trias 17,25 
Trinity river, Cretaceous on 40 
Tuomey, Professor 25 
gypsum 18 
Tk 
