INDEX 



Abies balsamea, 41. 71, 101, 184, 194. 332, 



336, 378. 

 Abies mariana, 230. 

 Abies nigra, 230. 



Acella haldemani, 143, 144, 188, 387. 

 Acer, 204, 211, 381. 

 Acer pleistocenicum, 329, 336, 381. 

 Acer rubrum, 325, 336, 381. 

 Acer saccharinum, 170, 178, 186, 381. 

 Acer spicatum, 178, 186, 329, 336, 381. 

 Acer torontonensis, 329, 336, 381. 

 Acidota crenata nigra, 331, 340, 392. 

 Acmaea cocca, 14. 

 Adams, C. C, 129. 

 Adirondack Mountains, 115, 326. 

 Aesculus glabra, 302, 336, 381. 

 Aftonian interval, 207, 209, 219, 224, 225, 



226, 228, 229, 230, 231, 232, 233, 234, 



236, 237, 238, 239, 240, 246, 253, 254, 



270, 279, 288. 327, 375, 376, 402. 

 Aftonian interval. 



Canada, 240. 



Illinois, 239, 240. 



Iowa, 225-232, 240. 



Kansas, 234. 



Minnesota, 238, 239. 



Missouri, 232, 233. 



Montana, 237. 



Nebraska, 232. 



South Dakota, 234, 235, 236. 



Wisconsin, 239. 

 — _/H Aftonius calvini, 226, 243, 396. 

 Agabus perditus, 331, 340, 392. 

 Agabus praelugens, 291, 340, 392. 

 Agabus savagei, 291, 340, 392. 

 Agriolimax campestris, 144, 189, 389. 

 Alaska, 72. 

 Alasmidonta calceola, 55, 96, 134, 149, 186, 



193, 383. 

 Alasmidonta marginata, 96, 149, 160, 186, 

 '*■ 193, 383. 



Alces americanus, 213. 311, 314, 341, 395. 

 Alces shimekii, 226, 243, 395. 

 Alces species, 210. 



Aden, W. C, 12, 16, 17, 19, 20, 69, 70, 74, 

 75, 76, 79, 105, 117, 118, 120, 121, 237, 

 240, 251, 289, 317, 318, 344, 345, 346, 347. 



^lden, N. Y., 112. 



Algae, 178, 180. 



Ugonquin beach, 19, 75, 135, 157. 



\lgonquin stage, 16, 17, 74, 136-138, 147, 

 156, 157, 161, 176. 



Allegheny Mountains, 199. 



Men, J. A., 315, 354. 



Alnus, 178, 185, 332, 336, 379. 



Ami, H. M., 159-161. 



Amiacalva, 18, 27, 88, 100, 103, 190, 393. ( 



Amnicola, 2, 73, 122, 149, 179, 225, 236, 237, V 

 242, 385. 



Amnicola cincinnatiensis, 99, 120, 124, 187, 

 295, 330, 338, 385. 



Amnicola emarginata. 11, 23, 26, 27, 30, 38, 

 42, 44, 55, 71, 81, 87, 90, 98, 102, 124, 

 145, 149, 187, 242, 330, 338, 385. 



Amnicola galbana, 168, 187, 385. 



Amnicola letsoni, 30, 55, 82, 84, 90, 99, 102, 

 109, 148, 149, 187, 385. 



Amnicola limosa, 4, 11, 17; 23-30, 33, 35, 

 38-40, 42, 44, 54, 56, 58-60, 71, 73, 81, 

 82, 85, 87, 89-95, 98, 102, 120, 124-126, 

 133-140, 143, 145, 147, 149, 150, 157, 160, 

 166, 169, 187, 264, 324, 329, 338, 385. 



Amnicola limosa parva, 98, 141, 187, 385. 



Amnicola limosa porata, 38, 87, 94, 98, 102, 

 125, 143, 157, 160, 161, 162, 163, 179, 

 187, 264, 324, 329, 338, 385. 



Amnicola lustrica, 26. 29, 30, 33, 39, 54-56, 

 58-60, 64, 71, 73, 81, 85, 87, 89-92, 95, 

 98, 102, 120, 126, 134, 138, 140, 141, 145, 

 187, 385. 



Amnicola obtusa, 149, 157, 187, 330. 



Amnicola sayana, 124, 187, 330. 



Amnicola walkeri, 121, 138, 187, 385. 



Ampelopsis quinquefolia, 207. 



Amygdalonajas donaciformis, 97, 250. 



Amygdalonajas elegans, 23, 30, 37, 39, 82, 

 97, 101, 186, 193, 250, 383. 

 /^ Anaptogonia hiatidens, 208, 214, 396. 

 453 



