92 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



flood of melting Quaternary glacier — Dana, 52. 



gorges through trap — Emerson, 1 10. 



height at Hartford — 282 ; Newell, 223. i 



height at Holyoke — Newell, 224. % 



lower part — Kiimmel, 183. 



profile, 282. 



relation of kames to Triassic formation — Dana, 51. 



terraces — Dana, 26. 



trap. See Triassic trap. 



western discharge — Dana, 56. 

 Connecticut surveys, history — Gregory, 124c. 

 Connecticut swamp- — Dorsey, 106; Pippin, 116. 

 Connecticut vallejs ancient inhabitants — Barbour, 4. 



before glacial flood — Dana, 41. 



bird origin of foot-prints — Deane, loi. * 



concretions — Sheldon, 256. j 



crystalline and metamorphic rocks — Ivlarcou, 200. | 



drilled wells — Pynchon, 239. 



formations — Hitchcock, 132; Rogers, 248. 



fossil fishes — Eaton, 107. 



fossil fishes and plants — Loper, 189; Newberry, 221. 



fossil foot-prints — Hitchcock, 144; Lull, 192, 193. 



fossil foot-prints of birds, and impressions of raindrops — 

 Lyell, 194. 



Glacial epoch — Dana, 60. 



glacier —^ Dana, 31, 33. 



lakes formerly existed — Hitchcock, 136. 



lowland. — Burr, 12; Davis, 96. 



maps — Dana, 506, 510; Davis, 522, 526, 528; Dorsey, 533; 

 Pippin, 538; Hitchcock, 544, 547; Logan, 566; Rice and 

 Gregory, 582a ; Russell, 583 ; Smith, 584 ; Westgate, 589. 



mechanical origin of Triassic monoclinal — -Davis, 86. 



mineralogy and scenery — Hitchcock, 136. 



origin of Triassic monoclinal — Davis, 85. 



sandstone, age of — Agassiz, i: Deane, loi ; Hitchcock, 146; 

 Rice and Gregory, 243a ; Wells, 291 ; Whelpley, 296. 



sandstone, red — Lyell, 194; Marcou, 200. 



sandstone formation — Wells, 291. 



soil, suitable for tobacco — Killebrew, 178. 



soil survey — Dorsey, 106; Pippin, 116. 



structure of Triassic formation — Davis, 84; Rice and Greg- 

 ory, 243a. 



terraces and beaches — Hitchcock. 145. 



topographic development of Triassic formation — Davis, 89. 



trap rock — Dana, 21 ; Davis, 93 ; Hawes, 128 ; Whelpley, 296. 



Triassic formation — Davis, 83, 98; Rice and Gregory, 243a; 

 Russell, 249, 253. 



Triassic rocks as source of water supply — Fuller, 119. 



Triassic sandstone — • Davis, 92. 



Triassic structure — Davis, 79. 



Triassic trap. See Triassic trap. 



trough — Dana, 70. 



water body, relation to Hudson — Peet, 227. 



water courses — Smith, 279. 

 Cooper, T., Volcanoes and volcanic substances — Cooper, 18. 

 Copper, Bristol — Hulbert, 165 ; Whitney and Silliman, 297. 



Granby — Benjamin, 5; Hitchcock, 138. 



