INDEX. 



891 



Page. 

 Tarr, U.S., acknowledgments to 53 68 61 



cited 359 



Taylor marl 650-651 



Taylorsville district, Cal., geology of 175, 242 



Taylorsville formation 242 



Teanaway basalt 774 



Tecovas formation 478 



Tecumseh shale 458 454 



Tegucigalpa formation 502 



Tehuacan slate ' 588 



Tehuantepec, Isthmus of, geology of 579, 588-589 



See also Central America. 



Tejon formation 669, 751-752, 753-754, 771-772, 815, 817, 818 



Telkwa River district, B. C, geology of 579, 630-631 



Tellico sandstone 173-174 



Tellowa formation 449 



Temiscaming, Lake, geology of 196, 250 



Temiscouata Lake, geology at 252-254 



Tenmile River formation 469 



Tennessee (I-J 16-17), authorities on 59, 89, 164, 167, 



168, 173, 174, 231, 232, 234, 235, 275-277,401,402,406,407,653 



geology of 72, 89-98, 156, 164-168, 173-175, 225, 230-232, 



234-235, 238, 269, 274, 275-278, 401-407, 418, 442^52, 637, 653, 655 



pubhcations on 35,41,42,43,50,53,54,55 



See also Appalachian Mountains. 



Tensleep sandstone 495, 531 



Terra Cotta series 221 



Tertiary system. See Earlier Tertiary; Later Tertiary; Earliest 

 Tertiary or latest Cretaceous; Effusive rocks (Tertiary 

 or later). 



Teton formation 534 



Texas (G-1 13-15), authorities on 59, 75, 



77, 158, 227, 228, 358-360, 427, 428, 430, 455, 474r479, 

 506, 554, 579, 594-605, 649, 650, 652, 652, 723, 804, 813 



geology of 11,12,15,64,72,75-80,156,158,225-228, 



355, 358-360, 425, 427-430, 455-456, 474^479, 600, 506-507, 549, 

 554, 694r-605, 637, 649-653, 706, 723-731, 794, 804-806, 813-814 



pubhcations on 31, 36-38, 41-43, 48, 49, 52-54 



See also Great Plains; Mississippi embayment; Gulf coast. 



Thayer shale 458 



Thaynes limestone 380, 494 



Thebes formation 170, 171 



Theresa dolomite 123-124,184,186 



Thompson limestone 561-563 



Thoroddson, Th., acknowledgments to 53, 61 



Threeforks shale 319-324 



Thunderhead formation 94-95 



Thurman sandstone 458 



Thurmond formation 446 



Tia Juana, Lower CaUfomla, geology at 794, 799 



Timpas formation 662-663 



Tint, definition of 22 



production of 23 



Tippenhauer, L. G., acknowledgments to 53,56 



Todd, J. E., acknowledgments to 53, 57, 58, 59 



Todos Santos formation 503-504,586 



Tokun formation 789 



Tombigbee group 654-657 



Tomlinson shale 458 



Tomstown limestone 109-110 



Tonto group 72,81,89, 124, 145 



Topatopa formation 814 



Topeka limestone 458, 465 



Topography, restrictions imposed by, on geologic mapping 8 



Torbrook sandstone 262 



Toro formation 616, 668 



Torrance, J. F., acknowledgments to 63, 61 



Torre, Carlos de la, acknowledgments to 63, 66 



cited 552 



ToiTejon formation 661,756-757,778 



Tower, G. W., acknowledgments to 53, 58, 69 



Trail formation 561 



Trans-Pecos Texas, geology of 75-77 



Traverse formation 313, 314, 317 



Travis Peak formation 598-599, 602 



Tr«ntmarl ■ 748 



Trenton group 164,168,169- 



171, 176, 183-184, 187, 189-193, 194-196, 196, 197-202, 204, 217, 223 



Page. 

 Triassic system, content of 12, 17, 500 



distribution of 11, 17, 500 



details of 500-548 



map showing 501 



representation of, on map 11, 12, 500 



See also Triassic and Jurassic. 

 Triassic and Jurassic systems, content of 11 



distribution of 11, 412 



representation of, on map 11 



Tribune limestone 411, 413, 458 



Trinidad (C-20), authorities on 344,584,714 



geology of 342,344-345,579,584,706,714-716 



Trinidad sandstone 663 



Trinity group II, 579, 594-598, 601-602, 604-605 



Trout Creek sandstone 679 



Trujillo formation 478 



Tuckahoe group '. 519 



Tulare formation 817, 818 



Tule Spring limestone 357-358 



Tullahoma formation 401, 403, 413 



Tully limestone 293, 297, 304-306 



Tulsa group 461,463-464 



Tuomey, Michael, publications by, list of 861 



Turner, H. W., acknowledgments to 63,57,58 



cited 363-364,522 



publications by, list of 861 



Turner, H. W., and Ransome, F. L., cited 655 



publication by 861 



Tuscahoma formation 733 



Tuscaloosa formation 11, 606, 612, 614, 637, 654-655, 657 



Tuscarora quartzite 231 , 237, 239 



Tuscumbia limestone 403, 406, 407, 418 



Tusqultee quartzite 98 



Tutshi series 635-636 



Tuxedni sandstone 11, 549, 574 



Twelvemile formation 702, 836 



Twentymile sandstone 679 



Twin Creek formation 630, 565-^566, 676 



Tymochtee member 233, 247, 248 



Tyonek, geology near 7O8, 787-788 



See also Cook Inlet. 

 Tyrrell, J. B., acknowledgments to 53,60,61 



cited 262, 263, 335, 696-698, 781-782 



publications by 220, 861 



U. 



Udden, J. A., acknowledgments to 53,59,158 



cited 227, 595-696 



publication by 862 



Uffington shale 437 



Umta formation 10, 706, 759-760 



Uinta Range, geology of 13, 14, 64, 156, 175-176, 284, 377-378, 615-516 



Uinta Valley, geology of 706, 759-760 



Ulrich, E. O., acknowledgments to 20,63,56,68,59,160 



cited 77,83-84,104-106, 



• 111, 112, 120, 128, 168, 159, 162, 168, 169, 171, 176, 195, 206,208, 



209-210, 212, 213, 217, 219, 236, 262-263, 278, 315, 413, 421, 459 



publications by 124,183,862 



Ulrich, E. 0., and Adams, G. I., cited 458 



pubhcation by §40 



Ulrich, E.G., and Bain, H. F., pubhcation by 841 



Uhich, E. 0.,and Bassler, R. S., cited I64 



LTrich, E. O., and Cushlng, H. P., cited 186-187 



publications by 124 862 



Ulrich, E. O., and Hayes, C. W., cited 168,277-278,401-402 



publication by 851 



Uhich, E. O., and Schuchert, C, cited 187 



pubhcation by 8g2 . 



Uhich, E.G., and Smith, W. S. T., publication by 862 



Ulrich, E. O., and Tail, J. A., cited 159-160,228-2.36,273-274 



Ulrich, E. 0.,and Wmchell, N. H., cited 165-166 



publication by ggg 



Ulsterian group 297 300 



Umpleby, J. B., acknowledgments to ' 54 



cited. 



352-353 



pubhcation by §32 



Umpqua formation ^71 



