533 



[1915-19-] 



Turritella edita beds, Flanders. — 



Flahault, E. 

 Tuscany (Italy). — Pieragnoli, L. ; 



Preller, C. S. du R., 12. 

 Tutuila I. (Samoa). — Mayor, A. G., 3. 

 Tuutijarvi (Finland). — Hackman, V., 



1. 



Tuwa (Bombay). — Steichen, A. 

 Tuxpam beds, Mexico. — Dumble, E. 

 T., 5. 



district. — Dickerson, R. E., 13; 



Golver, E. de, 1. 



Tweed R. Valley (Scotland). — Greg- 

 ory, J. W., 17. 



Twin crystals. — See Macles. 



Twinnge (Burma). — Brown, J. C, 6. 



Twinning, of euxenite. — Lacroix, A., 

 19. 



, of gypsum. — Spencer, L. J., 4. 



, in monazite. — Lacroix, A., 12. 



, laws of. — Evans, J. W., 7. 



, Ala & Manebach types of. — 



Sigg, H., 3. 



■ , Baveno type of. — Sigg, H. 2. 



Two Mountains Co. (Quebec). — 



Gauthier, H., 1. 

 Tychias. — Wickham, H. F., 3. 

 Tyee (Vancouver). — Dolmage, V., 1. 

 Tylopora. — Lang, W. D., 5. 

 Tylok, Sir E. B„ Obit. — See Anon., 



88. 



Tylostoma. — Cossmann, M., 5 ; Greco, 

 B., 3; Newton, R. B., 9. 



Tympanotonus. — Cossmann, M., 1 ; 

 Dainelli, G. ; Greco, B., 3. 



Tympanuchus. — Sbufeldt, R. W., 2. 



Tvne R. (England). — Haselhurst, S. 

 'R., 1 ; Merrick, E. 



Typhis.— Dall, W. H., 2. 



Typothorax. — Huene, F. von, 1. 



Tyrannosanrus. — Osborn, H. F., 

 7 & 8. 



Tyrol (Austria). — Tanton, T. L., 1. 

 Tyrone, Co. (Ireland).— Griffith, R. 

 Tysslingen, Lake (Sweden). — Geer, 

 S. de, 2. 



Tytherington (Gloucestershire). — 



Reynolds, S. H., 6. 

 Tyttenhanger (Herts.). — Williams, A. 



H. 



U-shaped valleys, formation of. — 

 Lane, A. C, 1. 



Uca. — Rathbun, M. J., 4. 



Ugo (Japan). — Matsumoto, H., 3. 



Uintacrinus. — Clark, W. B., 3. 



Uintacyon. — Matthew, W. D., 11. 



Uintanius. — Matthew, W. D., 14. 



Uinternis. — Shufeldt, R. W., 2. 



Ulala (Siberia). — Takowleff, S. A. 



Ularring, N. Coolgardio G.F. (West- 

 ern Australia). — Fckltmann, F. R., 

 2. 



Ulffers, E., Obit. — See Erdmann, E., 

 3. 



Ulloma (Bolivia). — Sefve, I., 1. 

 Ulmus. — Berrv, E. W., 5; Penliallow, 

 D. P. 



TJlocrinus. — Bather, F. A., 12; 

 Wright, J., fiL, 2. 



TJlomites.— Tillyard, R. J., 1. 



Ultra -basic rocks, Madagascar. — La- 

 croix, A., 37. 



, Pyrenees. — Lacroix, A., 



52. 



Ultima (Sweden). — Johansson, S., 3. 



Ulu Bakau (Malay States). — Jones, 

 W. R., 4. 



Umbria (Italy). — Lotti, B., 2; Meli, 

 R., 7; Principi, P., 1 & 5. 



Umpqua R. Basin (Oregon). — Mar- 

 shall, R. B., 12. 



Umtali (S. Rhodesia). — Zealley, A. 

 E. V., 7. 



Uncinella. — Diener, C. 



Uncinvlus. — Mansuy, H., 2. 



Unconformities, French Alps. — Kilian, 

 W., 16. 



, New Zealand. — Morgan, P. G., 2. 



Unconformity, East Kent. — Baker, 

 H. A., 3. 



, Ohio.— Cushing, H. P., 2. 



, Carboniferous-Permian, West- 

 ern America. — Lee, W. T., 4. 



L T nden, Lake (Sweden). — Muehlen, L. 

 von zur. 



L^nderground drainage, Norwav. — 



Reusch, H., 14. 

 , Switzerland. — Collet, L. 



W., 3, 4, 6 & 7. 

 Underplight, trail &. — Deelev, R. M., 



2. 



TJndina. — Vidal, L. M. ; Woodward, 



A. S., 13. 

 Unicardium. — Cossmann, M., 5; 



Krenkel, E. ; Spitz, A., 1. 

 Unio.— Cockerell, T. D. A., 1 & 6; 



Fucini, A. ; Johansen, A. C. ; 



Nelli, B., 1 ; Newton, R. B., 2. 

 United Kingdom, Mines Department 



for the. — Anon., 115. 

 United States, economic resources. — 



Smith, G. O., 1-3. 

 , Geological Survey. — Smith, P. 



S. ; see also United States, Geol. 



Survey. 



, gravimetrical survey. — Bowie, 



W., 3. 



, Mesozoic & Tertiary echino- 



derms.— Clark, W. B., 3. 

 , mineral fertilizers. — Pogue, J. 



E., 2. 



, mineral industries. — Gilbert, C. 



G., 1-5. 



, northward extension of physio- 

 graphic divisions in. — Thaver, \Y. 

 N., 2. 



, phvsiography. — Fenneman, N. 



M. 



, Pleistocene deposits. — Hay, O. 



P., 9. 



, wind-blown deposits. — Red- 

 way, J. W. 



(Western).— Campbell, M. R., 



(5; barton, N. H., 2; Diller, J. S., 

 7 ; Lee, W. T., 2-6. 



