INDEX. 431 



Page. 



Bembidium 158, 160, 161 



carinula 69, 192 



concolor 204 



grapei 192 



planatum 204 



transversale 192 



variegatum 193 



versicolor 193 



Benson brook 1, 7, 16, 66, 85-87, 254, 272, 330, 331, 347, 351, 353, 



354, 356, 360-362, 364, 365, ?68, 370-372, 375, 377-379, 382, 384 



lake 7, 16, 37S 



lake, see Lake Benson. 



Betarmon bigerainatus 208 



Betula lenta 224, 237, 238 



lutea 224, 237, 238 



papyrifera , 224, 225, 236 



Betulaceae 236 



Bicknell's Cranebill 242 



Bifidaria tappaniana 77, 285 



Biogeographical affinities, insects 1S6 



Biota 2 



Biota, stations 6 



Biotic succession 147 



Birch 12, 14-18, 20-22, 24-31, 76, 84-89, 92, 95,..98, 101, 104, 162, 236 



Bird life .' 1, 10, 28, 81, 82, 85, 91, 121, 125 



Bird waves . ^ 100, 105, 110 



Birds, annotated list 337 



Birthwort family 240 



Bittern 90, 139 



Black and wliite warbler 90, 92, 101, 105, 339, 372 



Black ash 15, 30 



birch 224, 237 



flies 17, 66, 72, 73, 99, 309 



Hills, red squirrel 402 



oak 30 



Black-poll warbler 101-103, 106, 109, 114-116, 118, 339, 376, 379 



Black spruce. . 15-17, 21, 22, 26, 29, 65, 139, 220, 221, 225, 235 



Black-billed cuckoo ~ 85, 339, 353 



Black-fin . 330 



Black-headed minnow 329, 330 



Black-throated blue warbler 82 84, 87, 91, 95, 105, 109, 118, 339, 373 



green warbler 13, 15, 82, 84, 85, 87, 89, 91. 95, 101, 105, 



109, 118, 140, 339, 376 



Bladderwort family 246 



Blake's Point 396 



Blattella germanica 299, 300, 302 



Blattidae 300 



Blechrus 150 



Blechrus nigrinus 191, 193 



Blow fly 315 



Blue bird 104, 108, 117, 339, 386 



flags 17, 26. 28 



hare-bell 247 



Jay 86, 91, 117, 340, 360 



Blue-fin 330 



Blue-headed vireo 105, 109, 118, 372 



Blunders, fatalities of birds 110 



Bog associations, beetles 161 



societies .• 217 



violet 240 



Bog-forest association '■ 139 



