Index. 
291 
Harvey, W. M., Collector. No. 237. 
Hartz Mines. No. 8. 
Hay, Robert. Artesian and Underflow Inves- 
tigation. Nos. 188, 189. 
Heilprin, A. Eocene Mollusca. No. 190. 
Hematite, Analyses of, from Llano County. 
No. 10. 
Hematite, Brown, Production of in Texas, 
1880, 1889, 1890. No. 12. 
Hematite, Brown, Produced in Texas, 1891. 
No. 13. 
Plematite, Brown, Produced in Texas, 1892. 
No. 14. 
Hematite, Brown, Production of in Texas, 
1893. No. 15. 
Henderson County. No. 270. 
Herndon, J. H., Report of. No. 191. 
Herndon, J. H. Smith County, Iron Ore of. 
No. 192. 
Hidden, W. E., On Mackintoshite. No. 194. 
Hidden and Hillebrand. Description of Row- 
landite. No. 195. 
Hidden and Mackintosh. Yttria and Thoria 
Minerals from Llano County. No. 193.. 
Hillebrand, W. F. Analyses of Mackintosh- 
ite. No. 194. 
Hill, R. T. Age and Homotaxial Relations 
of the Comanche Series in Mexico and 
Texas. No. 244. 
Hill, R. T. Check List of Cretaceous Inver- 
tebrates. No. 214. 
Hill, R. T. Circular of the School of Geol- 
ogy, University of Texas. No. 205. 
Hill, R. T. Classification and Origin of Chief 
Geographic Features. Nos. 216-217. 
Hill, R. T. Classification of the Topographic 
Features of Texas. No. 224. 
Hill, R. T. Clay Materials of Texas. Nos. 
243, 249. 
Hill, R. T. Coal Fields of Texas. Nos. 241, 
248. 
I-Iill, R. T. Comanche Series of the Texas- 
Arkansas Region. No. 232. 
Hill, R. T. Contributions to the Geology of 
the Southwest. No. 230. 
Hill, R. T. Deep Artesian Boring at Galves- 
ton. No. 238. 
Hill, R. T. Description of the Cretaceous 
Rocks of Texas and their Economic Uses. 
No. 219. 
Plill, R. T. Discussion of Comanche Series. 
No. 408. 
Hill, R. T. Eagle Flats Formation and Basin 
of the Trans-Pecos Region. No. 220. 
Hili, R. T. Events in Cretaceous History 
Illustrated in Arkansas-Texas. No. 209. 
Hill, R. T. Exploration of the Indian Ter- 
ritory and the Medial Third of Red River. 
No. 226. 
Hill, R. T. Foraminiferal Origin of Certain 
Cretaceous Limestones. No. 212. 
Hill, R. T. Geologic Evolution of the Non- 
mountainous Topography of the Texas Re- 
gion. No. 236. 
Hill, R. T. Geology and Topography of the 
Cross Timbers. No. 197. 
Hill, R. T. Geology of Parts of Texas, etc.. 
Adjacent to Red River. No. 250. 
Hill, R. T. Geology of Texas. No. 203. 
Hill, R. T. Geology of the Staked Plains. 
No. 222. 
Hill, R. T. Geology of the Valley of the 
Upper Canadian. No. 223. 
Hill, R. T. Geology of Western Texas. No. 
204. 
Plill and Dumble. Igneous Rocks of Central 
Texas. No. 221. 
Hill, R. T. Notes on the Geology of the 
Southwest. Nos. 231, 233. 
Hill, R. T. Notes on the Texas-New Mexico 
Region. No. 240. 
Hill, R. T. Notes upon Texas Section of 
American Cretaceous. No. 202. 
Hill, R. T. Occurrence of Artesian Waters 
in Texas, Eastern New Mexico and In- 
dian Territory West of the 97th Meri- 
dian. No. 235. 
Hill, R. T. .Occurrence of Goniolina in the 
Comanche Series. No. 225. 
Hill, R. T. Occurrence of Macraster Tex- 
anus. No. 207. 
Hill, R. T. Paleontology of the Cretaceous 
Formations of Texas. Nos. 213, 245, 247. 
Hill, R. T. Permian Rocks of Texas. No. 
206. 
Plill, R. T. Pilot Knob. No. 228. 
Hill, R. T. Portion of the Geologic Story of 
the Colorado River. No. 211. 
Hill, R. T. Presenet Knowledge of the Geol- 
ogy of Texas. No. 199. 
Hill and Penrose. Relation of the Upper- 
most Cretaceous Beds of the Eastern and 
Southern States. No. 215. 
Hill, R. T., Report of. No. 218. 
Hill, R. T. Reviev/ of Shumard’s Geology of 
Western Texas. No. 196. 
Hill, R. T. Roads in Black Prairie Region. 
No. 229. 
Hill, R. T. Texas Cretaceous. No. 227. 
Hill, R. T. Texas Section of American Cre- 
taceous. No. 198. 
Hill, R. T. Third Texas Report. No. 239. 
Plill, R. T. Topography and Geology of 
Northern Mexico and Southwest Texas. 
No. 234. 
Hill, R. T. Trinity Formation of Arkansas, 
Indian Territory and Texas. No. 200. 
Hill, R. T. Tucuracari. No. 246. 
Hill, R. T. Typical Section of Texas Cre- 
taceous. No. 201. 
Hill, R. T. Validity of Some New Species 
from the Cretaceous. No. 208. 
Hill, R. T. W. M. Harvey. No. 237. 
Hillebrand, W. F. New Analyses of Uranin- 
ite. No. 251. 
Hillebrand, W. F. See Hidden, W. E., On 
Mackintoshite. No. 194. 
Hillebrand, W. F. See Hidden and Hille- 
brand. Description of Rowlandite. No 
195. 
Hinton, Richard J. Report on the Proper 
Location of Artesian Wells. No. 254. 
Hitchcock, Chas. H. Geologic Map. No. 255. 
Hobart, F. Coal Product in Texas, 1893 and 
1894. No. 447. 
Hobart, F. Silver Product in Texas, 1894 and 
1895. No. 448. 
Houston County, Report on. Nos. 129, 273. 
Howell, Edwin E. Meteorite from Hamilton 
County. No. 256. 
Hyatt, Alpheus. Carboniferous Cephalopods. 
Nos.. 257, 259. 
Hyatt, Alpheus. Fauna of Tucumcari. No. 
258. 
Hyena and Other Carnivora from Texas. No. 
45. 
I 
Ichthyodorulites, On Nev\r. No. 46. 
Igneous Rocks. No. 439. 
Igneous Rocks of Ceneral Texas. No. 221. 
Introduction to Cope’s Report on the Verte- 
brate Paleontology of the Llano Estacado. 
No. 144. 
Invertebrate Fossils of the Caprina Lime- 
stone Beds. No. 247. 
Invertebrate Paleontology of the Trinity Di; 
vision. No. 245. 
Iron Ore Deposits of Eastern Texas. No. 112. 
Iron Ore District of East Texas. Nos. 5, 266- 
270, 411-415. 
Iron Ore District of East Texas, General 
Description. No. 127. 
Iron Ore Mining in 1887. No. 10. 
Iron Ore of Smith County. No. 192. 
Iron Production, 1872-1891. No. 382. 
Iron Production, 1881-1888. No. 380. 
Iron Production, 1880-1886. No. 378. 
Iron Production, 1887. No. 379. 
