INDEX TO PART III. 



383 



Page. 



Sea-coast, modified driXt near, 17, 170-174 



" walls, 311 



Seal, fossil 165 



Sections, Connecticut valley, 21, 23, 

 28, 29, 32, 37,39. 40, 5I' 52, 56; 

 Merrimack valley, 70, 73, 79, 95, 

 98, 99 ; of modified drift under 

 till, 108, 131, 132-135, 159; of 

 gray and blue clay, 153, 158-160; 

 of kames, 87, 107, 158, 160; near 

 Dover, 157-162 ; of till, 108, 131- 



137, 255, 283, 290 

 Segregated veins in sand, . . 39 

 Serpentine boulders, . . . 273 

 Sewall's falls, 80 ; island, . . 83 



Shaler, Prof. N. S. . . . 288, 307 

 Shawshin river, . . . 167, 168 

 Shells, . . 18, 163, 165-167, 281 



Shoals, Isles of ... . 275 

 Six-mile pond (Silver lake), . 144,146 

 240,247,312 



Slides of land. 



Slope of ice-sheet, 7, 320 ; of highest 



terraces, . . 61. 63, 103, 143 



Slopes of till, . . 249,288,306,308 

 Sloughs or moats, .... 24 

 Smith's river glacier, . . . 219 

 Snow-fall, building up ice-sheet, 5, 8, 325 



" line of perpetual ... 9 

 Soapstone boulders, . . . 273 



Soucook river, .... 86 



Souhegan river, . . . 100, 116 

 South, south-east, and south-west 



courses of stride, 202, 208, 210, 212, 

 320, 323 



214. 319. 

 Spectacle pond, Meredith, 

 Spruce swamp, Fremont, 

 Squam lake, 126, 132; river 

 Stability of the continents. 

 Station pond, Springfield, 

 St. Lawrence valley, 18, 



165, 



174, 208, 

 325, 332, 



325 

 72 

 170 

 126 

 18 

 252 

 319 



180 

 15 



Stoss side. 



Stratification, horizontal . 



Striai, 4, 181-203, 212, 285, 288, 323 

 about Winnipiseogee lake, 122, 

 224 ; on Monadnock, 197 ; on 

 walls of ledge, 195, 223, 227, 229; 

 intersecting, . . 195, 196, 200 



Striated boulders, . 9, 260, 278, 286 



Stumps covered by the sea, . .173 



Sub-glacial rivers, . 14, 44, 308, 318 



Submarine channel of Hudson river, 



329-331 



Submergence by sea, 18, 160, 

 283, 319' 



Sugar Ball bluff. Concord, 



" river, . . 49, 50, 



Sunapee lake, .... 



Sweden, lower and upper till in, 

 ice-sheet, .... 



Sweetser, ]\I. F., . 



[65, 2: 

 329-333 

 . 82 



216, 



Synonyms, 

 Syrtensian fauna, 



Page. 

 176 

 282 



Table of Connecticut terraces, 59-61 ; 

 of Merrimack terraces, 102 ; of gla- 

 cial and Champlain deposits, 176; 

 of striae, 183-195; of sections in 

 glacial drift, .... 290 



"Tail, crag and" . . 288, 293, 295 



Terminal front of ice-sheet, 5, n ; 

 moraines, . , . 301-305, 337 



Terrace periods, . IS. 175, 333, 338 



Terraces, 3, 15, 21, 27, 58, 82, 175, 

 338; highest normal terrace, 16; 

 slope and height of, on Connecti- 

 cut river, 59-61 ; do., on Merri- 

 mack river, 102; delta terraces, 

 16, 23, 29, 33. 42, 52, 54, 57, 59- 

 61, 102; glacis terraces, 33, 35; 

 for the lowest terraces, seeljiierval. 



Theory of continental ice-sheet (Ag- 

 assiz), 4, 177, 320, 337; of cause 

 of arctic climate (Croll), 5-9, 325 ; 

 of marine submergence due to 

 gravitation (Adhemar), 18, 329- 

 2,2,^; iceberg, 178, 195, 197, 215, 



238, 284, 324 



Till, 4, 258, 282, 286; formation 

 and distribution, 9, 10, 235, 285- 

 309; division, 10, 216, 255, 262, 

 279-282, 289, 301 ; sections, 290; 

 overlying modified drift, 17, 108, 

 125, 131, 137, 159, 163, 279, 289, 

 290, 308, 326; erosion through, 

 26; masses of, in modified drift, 

 160; lenticular hills, 10, loi, 254, 

 287-309; slopes, 249, 287, 295, 

 306, 308. See, also, Lower till 

 and Upper till. 



Torell, Dr. Otto . . 9, 10, 321, 326 



Towns, index to : 



315 

 248 



Acworth , 



Albany, . 



Alexandria, 



Allenstown, 



Alstead, . 



Alton, 121, 128, 134, 



Amherst, 



" Mass., 



Andover, 



" Mass., 



Antrim, . . 96, 



Ash by, Mass., 

 Ashburnham, Mass., 

 Ashland, . 70, 



Auburn, . 



93 



200, 

 no. 



272, 



70 



293. 

 286, 

 100, 



167, 

 119, 



72, 126, 132, 



293 



275 

 220 



,94 

 294 

 295 



297 

 300 

 306 



299 



222 

 300 

 300 



170 



