502 



BULLETIN OF THE GEOLOGICAL SOCIETY OF AMERICA 



Page 



Three Forks, Montana, New facts 

 bearing on the I'aleozoic stratigt-a- 

 phy of the region about l.")? 



Titles and abstracts of pajiers pre- 

 sented in general session and dis- 

 cussions thereon ."i.S 



TiTTMANN, O. H., cited on records of 

 geodetic surve.vs of northern Va\- 

 rope 1st 



Toad from Rancho La Brea, Extinct ; 



C. L. Camp 107 



ToASTMASTER at annual dinner, E. O. 



Hovey 104 



ToLMAX, C. F., Jr., S. W. Young intro- 

 duced by S'.C. 



— , A. E. Vinson introduced by 402 



— , A. F. Uogers introduced by 3;(.") 



— , .7. C. Kay introduced by 402 



— ; Bajadas of the Santa Catalina 



Mountains, Arizona 301 



— , Chairman of the Cordillei-an Section, 



Summer Meeting called to order by. :!i)0 



Summer Meeting, Session August 



5. 1915 ■ -.i'.Kj 



■ — , Discussion of Ave types of wind 



erosion by 302 



papers bearing on ore deposi- 

 tion by 403 



— ; Examples of progressive change in 

 the mineral composition of copper 

 ores 394 



— , Paper of H. E. Gregory on bolsons 



read by 392 



wind sculpture of rock in 



the Colorado Plateau province read 



by 393 



— , Remarks on physiographic control in 



the Philippines by 390 



the structure of the southern 



Sierra Nevada by 404 



— , Secondary sulphide ore enrichment 



discussed by 394 



T()Ki)\T<). Don and Scarboro l>eds at... 



244-248 



Torre. C. de la, and W. D. Matthews ; 

 Megalocnus and other Cuban 

 ground-sloths 1.52 



Treasurer's report s 



of the i'aleontological Society.... 145 



Trei'ostomata, Authorities cited on the 



morpholog.v of the .".50 



— , Communication ])ores of 35(; 



— .Function of Acanthopores of the,.. 3t>3 



— , Intrazocecial spines of the 358 



— morphology, Summary and conclu- 



sions .'105 



— or Monticuliporoids. I>i1)liograi)hy (if. :',t;i'> 

 , Studies of the morphology ;ind 



histology of the ; J'L R. Cumings 



and .1. .T. Galloway 158. 34!»-:;74 



— , The cinpiihim of the 3(il 



— , Wall structure of 358 



Triassic, Acadian 9;', 



— deposits of Japan ; H. Yabe 4]."i 



— invertebrate faunas of America mikI 



their relations to those of Asia 

 and Europe 41" 



— marine vertebrates. Comparison of.. . 413 

 Trowi'.ridge. a. C. : Physiographic 



studies in the driftless area 70 



Tsi.v LixG Shax, Structural features of 



the 405 



Tufas of Lake Lahontan, Origin of the : 



J. C. Jones 392 



TuRXKR. H. W., Remarks on pisolites at 



San Antonio, Texas, by 398 



T^LRiCH, E. O., California Meeting of 

 the Paleontological Society called 

 to order by 410 



Page 

 Llrk-h, E. O., cited on "infundibular 



diaphragms" 351 



morphology of Trepostomata. . . 350 



— ; Criteria of correlation from the 



point of view of the invertebrate 



paleontologist 410 



— .Discussion of Alexandrian rocks bv . 



9.5, 155 

 algal and bacterial deposits in 



the Algonkian Mountains of Mo!i- 



tana b.v 148 



Pateontologic criteria in tine 



relations by 411 



on the symposium "Correlation 



of the Cretaceous" by 414 



— , Hamilton group of western New 



York discussed l>y 113 



— : Kinderhookian age of the Chalta- 



noosan series 96, 155 



— quoted on diastruphic boundai-ies. . . . 310 

 UxivEUSiTY of California. Summer 



fleeting of tlie Geological Society 



of Americc). 1915, held at the . '. 3«o 



— — ^Washington Meeting, Papers of.. 169 

 . Seattle. Washington. I-'ifteenth 



Annual Meeting of the Cordilleran 



Section at 130 



T'PHAM. Warrex. Memorial of Newton 



Horace Winchell by 27 



Upper Cretaceous stratigraphy, I 'a per 



by C. H. vSter"ber<? bearin'? on. . . . 149 



— Devonic time, North American con- 



tinent in 88 



T'raxium and the sun 194 



U-SHAPED valleys. Can Ihev l)e produced 



by removal of Talus?: Alfred C. 



Lane 75 



VAX DEx Broek, A., cited on positive 

 electric charges in atomic weights 

 of the elements 190 



A'.vv Horx', F. R.. Discussion of organic 

 oi'iffin of some mineral deposits in 

 unaltered Paleozoic sediments l).v.. 80 



--: Natural gas at Cleveland. Ohio. .. 102 



VAX TDse. C. R., spoke at annual <lin- 



rer 104 



\"A\ IxoEx, Gilbert. Discussion of •■••o- 

 logical reconnaissance in Porto Rico 

 by 114 



— . I<"irst Section, flroup T*>. pi'esided o er 



liy 95. 154 



— ; Fossil algiP of tlie Ordovician iron 



ores of Waliana. Newfoundland. . . . 148 



— : ()iv.;anic origin of some deposits in 



unaltei-ed Paleozoic sediments 85 



\A\ 'I'lYL, F. M.. introduced bv Stuart 



Weller 02 



— : New points on the origin of dolo- 

 mites 02 



VAUGHAX, T. W., Bacterial studies of 

 Great Salt Lake and sea water sug- 



.gested b.v 58 



— : Coral reefs and reef corals of the 

 southeastern United States, their 

 geological history and significance. 58 



---. Fnna Futi lioring 60 



---.Karl F. Kellei'man introduced by... 58 

 — -. Preciiiitation of calcium carbonate 

 and formation of oolites. Reference 



to 58 



Verbeek, R. D. ^I.. cited on moldavites 



as of meteoritic origin 281 



Vesuvius 376 



Vertebrate fauna in the marine Ter- 

 tiary of California : their signifi- 

 cance in determining the age of 

 California Tertiary formations : J. 

 C. Merriam 16S 



