54 INDEX TO NORTH AMERICAN GEOLOGY, PALEONTOLOGY, [bull. 189. 
Colorado— Continued. 
Water resources of the Great Plains, Hay, R., 
2394. 
Wind River and Huerfano beds, Osborn, 4195. 
Connecticut. 
Acid dike in Triassic area, Hovey, 2770. 
Bowlders, Wells, D. A., 6007. 
Building materials of Pennsylvania, Hop- 
kins, 2741. 
Differential faults, Hobbs, 2640. 
Eastern boundary of the Connecticut Trias- 
sic, Davis and Griswold, 1357. 
Eskers of New England, Woodworth, 6449. 
Geology of southwestern New England, 
Hobbs, 2646. 
Geology of valleys of Housatonic and Ten- 
mile rivers, Crosby, 1177. 
Granite-gneiss in Connecticut, Westgate 6018. 
Holyoke folio, Emerson, 1676. 
Housatonic Valley, geologic structure of, 
Hobbs, 2636. 
Jura-Trias trap, observations on, Dana, 1290. 
Lava beds at Meriden, Conn'., Davis, 1359. 
Limestone quarries of New York, Vermont, 
Massachusetts, and Connecticut, Ries, 4616. 
Mineralogical notes, with analyses, Hobbs, 
2644. 
Monazite and orthoclase from South Lynne, 
Conn., Matthew, W. D., 3799. 
Mount Washington, geologic structure of, 
Hobbs, 2635. 
New belodent reptile from the Connecticut 
River sandstone, Marsh, 3697. 
Physiography, Davis, 1365. 
Pseudomorphs from the Taconic, Hobus, 2630. 
< Quartz vein at Mystic, Conn., Kemp, 2995. 
Remarkable deposit of wolfram ore, Gurlt, 
2225. 
Rivers of Connecticut, some, Kummel, 3272. 
Some new red horizons, Lyman, 3607. 
Triassic, basic dike in, Griswold, 2196. 
Triassic formation of Connecticut, Davis, 1364. 
Volcanoes of Connecticut, the lost, Davis, 
1351. 
Correlation. 
[Correlation of clastic rocks] , Barrois, 264. 
[Correlation of clastic rocks], Claypole, 991. 
[Correlation of clastic rocks] , Cope, 1088. 
[Correlation of clastic rocks] , Davis, 1355. 
[Correlation of clastic rocks] , Freeh, 1890. 
[Correlation of clastic rocks] , Geer, 1955. 
[Correlation of clastic rocks] , Gilbert, 1985. 
[Correlation of clastic rocks]. Hall, 2259. 
[Correlation of clastic rocks] , Hilgard, 2523. 
[Correlation of clastic rocks], Hughes, 2799. 
[C rrelation of clastic rocks] , McGee, 3*55. 
[GVL relation of clastic rocks], Marsh, 3682. 
[Correlation of clastic rocks], Powell, 4428. 
[Correlation of clastic rocks] , Pumpelly, 4505. 
[Correlation of clastic rocks] , Van Hise, 5689. 
[Correlation of clastic rocks] , Walcott, 5787. 
[Correlation of clastic rocks] , Ward, 5843. 
[Correlation of clastic rocks] . Williams, G. H., 
6171. 
[Correlation of clastic rocks], Zittel, 6537. 
Correlation of Colorado formation, Logan, 
3556. 
Correlation — Continued. 
Geology of southwestern New England, 
Hobbs, 2646. 
Homotaxial equivalents of Permian, Keyes, 
3140. 
Marquette district, Van Hise and Bayley, 
5704. 
New method of synchronizing strata, Keyes, 
3115. 
Orotaxis; a method of geologic correlation. 
Keyes, 3101. 
Physical aspects of general geological corre- 
lation, Keyes, 3141. 
Costa Rica. 
Eastern section of Costa Rica, Sjogren, 4989. 
Fossil corals, Vaughan, 5729. 
Geological history of Panama and Costa Rica, 
Hill, 2557. 
Igneous rocks from Costa Rica, Wolff, 6412. 
Paleontology of collections, Dall, 1274. 
Cretaceous. 
General. 
Age of the Potomac formation, Gilbert, 2004. 
Analogies in the Lower Cretaceous of Europe 
and North America, Ward, 5848. 
Bear River formation and its fauna, White, 
C. A., 6035. 
Geographical evolution of Cuba, Spencer, 
5142. 
Lower Cretaceous formations, Stanton, 5848. 
Potomac River section of the Eocene, Clark, 
907. 
Relation between baseleveling and organic 
evolution, Woodworth, 6448. 
Sedimentary measurement of Cretaceous 
time, Gilbert, 1995. 
Tertiary and later history of Cuba, Hill, 
2544. 
Upper Cretaceous formations, Clark, 910. 
Yumuri Valley of Cuba, Spencer, 5132. 
Classification. 
Transition beds from Comanche to Dakota, 
Gould, 2073. 
Upper Cretaceous of Kansas, Adams, 39. 
Correlation. 
Correlation of Colorado formation, Logan, 
3556. 
Principles of Paleontologic correlation, Smith, 
5054. 
Upper Cretaceous formations, Clark, 915. 
Nomenclatini . 
Choctaw and Grayson terranesof (heArietna, 
Cragin, 1117. 
Names for Caprina and Caprotina hearing 
beds, Cragin, 1130. 
Alaska. 
Prince William Sound and Copper River 
regions, Schrader, 4830. 
Reconnoissance along the Chandlar and 
Koyukuk rivers, Alaska, 1899, Schrader, 
4834. 
Reconnoissance from Resurrection Bay to 
the Tanana River, Alaska, in 1898, Menden- 
hall, 3907. 
Reconnoissance in Alaska, Spurr, 5184. 
Region between Resurrection Bay and Tan- 
ana River, Mendenhall, 3903. 
