268 



INDEX. 



Silicic dike rocks, descriptions of 85, 86 



Silver, occurrence of, in ores of San Crist6bal 



district 241 , 242 



Smith, Glenn S., itinerary of 12 



Snowden, Thomas, Rear Admiral, acknowl- 

 edgments to 17 



action taken by, concerning survey 12 



Sodium chloride, deposits of 244,245 



Soto, Marciel, oil samples collected by 225 



South coast, features of 48-49 



Southern peninsula, features of 40 



Sowerby, G. B., cited on Miocene fauna of 



the Cibao Valley 65 



Springs, sulphur, occurrence of 192 



waters of, analyses 193-194 



Steiger, George, chemical analyses by 14 



Stone for building, deposits of 245 



Stratigraphy, description of 50-77 



results of work on 15 



Structure, general features of 16,77-79,176- 



177, 203 

 Tabera, Oligocene rocks and fossils found at.. 107 



trail from 34 



Tabera formation, age of 57,94 



character, distribution, thickness, and 



fossils of 61-63 



conglomerate in, significance of 80 



faulting in 78, 79 



rocks and fossils of.... _ 61-63,107-109,111 



Tamboril, amber found near 244 



Terrace flats, Pleistocene or Recent, distri- 

 bution of 184-185 



Terry, D. C., acknowledgments to 169 



Tertiary rocks, correlation of formations 



composing (table) 57 



distribution, character, and thickness 



of 56-76,183 



Tertiary system, rocks and fossils of.... 56, 76, 94- 

 168, 183, 199-201 

 Tertiary and Quaternary faunas, relations 



of 94-104 



Tertiary and Quaternary stratigraphic pa- 

 leontology, chapter on 89-168 



Tippenhauer, L. G., cited on altitude of sur- 

 face of Lake Enriquillo 191 



Topographic divisions, brief statement of 26 



map showing (PI. I) 26 



Towns and villages, notes on 194-196 



Trails and roads, courses and character of.... 44 



196-197 



Transportation, routes of 43-44 



Trinchera, fossils found near 155, 157-162 



Trou Jacob, geography of region near 49 



Oligocene fossils found near 109 



Tiibano, Miocene fossils found near 155, 157-162 



Tertiary rocks exposed near.. 199, 206, 209, 212 



Tuffaceous rocks, descriptions of 87-88 



Tuffs, descriptions of 87-88 



Unconformities by erosion noted 80 



Upham, R. D., aid rendered by 186, 214 



Uplift, evidences of 82 



Valois, Gregorio, well of, analyses of water 



from 250 



Valverde, Mao clay near 74 



Miocene fossils found at 151-153 



Vaughan, T. W., acknowledgments to 89 



cited on age of Gurabo formation 100 



cited on block faulting 81 



cited on correlation of Tertiary forma- 

 tions 94 



cited on need of considering ecology in 



the study of fossils 93 



cited on shore features of West Indies.... 104 

 Eocene rocks and fossils in Haiti noted 



by 200 



fossils collected by 105 



112, 114, 115, 126-129, 130- 

 145, 151-153, 165, 166-168 



introduction by 11-17 



itinerary of 12-13 



observations made at Sanchez by 181 



Quaternary fossils identified by 77 



sections of Cercado formation measured 



by 68 



section of Mao Adentro limestone 



measured by 73 



Vaughan, T. W., and Woodring, W. P., 

 chapter on Tertiary and Quaternary 



stratigraphic paleontology by 89-168 



Vega Real, view of (PI. IV, A) 32 



Vegetation, Azua and Barahona Provinces, 



features of 197-198 



Villa Rivas, Oligocene rocks and fossils col- 

 lected near __ 64 



Villages and towns, notes on 194-196 



Villarpando, sulphur springs near 192 



Volcanic activity, ages of 82 



Volcanic rocks, occurrence of 202 



Water, analyses of 191, 193-194,249-254 



Water, ground, possibility of obtaining.... 177-178 



Water power, possible sources of 190 



Water resources, Monte Cristi and vicinity.... 169, 



177-180 

 Wells, J. W., cited on altitude of surface of 



Lake Enriquillo 190-191 



cited on Laguna de las Marias 192 



Wells near Monte Cristi, character of 177-178 



Woodring, W. P., aid by 14, 89 



bibliography by 18- 25 



cited on age of Bowden marl 100 



monograph on the Mollusca of the 



Bowden marl by, reference to 98 



Woodring, W. P., and Vaughan, T. W., chap- 

 ter on Tertiary and Quaternary strati- 

 graphic paleontology by 89-168 



Yaque group, age, character, thickness, and 



distribution of rocks of 57, 65-75 



199,201,207,213 



formations composing 57,65-75 



naming of 65 



north side, fossils of 96-102, 154 



sections of 66, 71 



south side, fossils of 102-103, 155-162 



view of sandy shale and sandstone of 



(PI. XVIII, A) 208 



Yaque Valley, Miocene rocks in 201 



Yaroa, Oligocene rocks found at and near 63, 107 



Yaroa Creek, fossils found on. 105 



Yuma Bay, location of 47 



geography of region near 48 



