480 



AMERICAN HYMENOPTERA. 



PAGE 



globosus ... 475 



griseo-coUis {Apis) 309 



groenlandicus 302 



handlirschi . , 208 



haueri 438 



head 208 



Hemaris diffinis 239 



henshawi 242, 446 



history of Bombidse 180 



hor forum 385, 387 



howardi 265, 266 



howardii 271 



howardii 265, 266 



hudsonicus 344 



huntii 243, 251, 260, 319 



hyper boreus 302, 303, 440 



hypopygium 221 



impatiens 



238, 242, 253, 257, 258, 259, 309 



improbus 416, 434 



indis 438, 439, 443 



insularis 450, 455 



insularis . . 310, 459, 471, 473, 476 



integument 204 



inter-aJar band 217 



inter ruptus 455, 456, 471 



intrudens 450 



juxtus 365, 371, 372 



kincaidii 



246, 248, 254, 255, 256, 295 

 Kirbyellus group . . . .199, 289 

 kirbyellus 



244, 246, 247, 255, 257, 290 



kodiakensis 295 



Laboriosus group .... 199, 451 



laboriosus 238, 450, 451 



labrum 213 



lacinia 224 



lacustris 328, 334, 335 



lancets 222 



lapponicus 338 



latitarsus 449, 469 



latitarsus 466 



legs 229 



limits of species and subspecies 239 



PACK 



lysholmi 294 



malar space 209 



Mallophora spp 238 



mandibles 214 



■mckayi .... 266 



median basal plate 226 



median cell 227, 228 



median segment [propodeum) . 219 



median vein 228 



fnelampyzus 335 



melanism 236 



melanopyge 334, 335 



melanopygus 



245, 251, 259, 260, 334 



Melipona 184 



menestriesii 334 



mesonotum 216 



mesopleura 217 



mesothorax 216 



metanotum 218 



metapleuron 218 



metasternum 218 



metathorax 218 



mexicensis 411 



mimicry 237 



niixtuosus 378 



mixtus . .245, 251, 254, 260, 381 



moderatus 262, 263 



modestus 262, 263, 265 



monardcB 372 



montanus 387 



ino7itanus 290 



mormonorum 



245, 247, 250, 253, 256, 429 

 morrisoni . . . 243, 252, 255, 431 



morrisonii 310, 431 



mouth parts 212 



names, common 186, 447 



nearcticus 333 



nearcticus 328, 329 



neglectulus 394 



Nephopterj^ edmansii .... 347 

 nevadensis . 243,248, 252,256, 416 



nevadensis 389, 413 



nidulans 290, 291, 299, 399, 400, 401 



