VI 



INDEX. 



Pemphigus 484 



Pennsylvania, H. of 336 



Poisonous H 471 



populi*, Schizoneura I 



rufomaculata*, Aphis 261 



Saldoida 424 



tessellata, Pemphigus 484 



testudinatus, Chaitophorus ... 131 

 Van Duzee's "North Ameri- 

 can Membracidae" 291 



West Indies, H. of 210, 211 



Winged Aphids, Production 



of 122, 484 



HYMENOPTERA. 



alpestris*, Tachysphex foxii 223 



Andrena 42 



Angolan H. 33, 226, 227, 228, 230 



Ant with Aphids 144 



Ants and Saldoida 427 



Ants associated with pupae 497 



americanus, Perilitus 202 



Aphelinus 365 



Apis 227 



Army ants 226 



Bembicidae 373 



besseyae*, Crabro 419 



Bombus 86 



Bombus caught by Asilid 440 



brachycarpae*, Crabro 252 



capitalis, Scolioneura 212 



Carpenter mudwasp 231 



cockerelli*, Crabro 255 



Colorado, H. of, 78, 220, 245, 367, 



373, 418, 419. 



Crabro 245, 258, 418, 419 



crassus, Tachytes 224 



Crematogastcr 144 



Delaware, H. of 212 



deltaensis*, Microbembex 



monodonta 375 



dcpressicauda*, Noinada .... 323 



doanei*, Megachile 466 



Dorylus 226 



drymocallidus*, Crabro 255 



eriogoni*, Crabro 256 



ferrugineipes*, Crabro 250 



/ oss or*, Oxybelus 179 



foxii*, Tachysphex 222 



gillettei*, Crabro 418 



Headlee and Dean's "Mound- 

 Building Prairie Ant", 385, 435 



Helorimorpha 363 



heraclei*, Crabro 253 



hitci*, Tachysphex 221 



Indiana, H. of 299 



larimerensis*, Belomicrus ... 417 

 Light, Vespa crabro, attracted 



to 86 



lineolata, Crematogaster 144 



Massachusetts, H. of 363 



megacephalus*, Crabro 249 



mclanderi*, Helorimorpha . . . 363 



mcliloti*, Bcmbidula 376 



Mellinus 299 



Mexico, H. of 387 



militaris, Polyrachis 33 



modcstu-m*, Rhopahim 257 



Nebraska, H. of 420 



neomexicana*, Microbembex 



monodonta 375 



New Jersey, H. of 86 



New Mexico, H. of, 179, 245, 375, 



377, 379- 



nigrescens*, Tachysphex 220 



nigritarum, Apis 227 



nigritus*, Aphelinus 367 



nokomis*, Crabro 251 



Nomada 323 



occidentalis*, Microbembex 



monodonta 375 



operus*, Crabro 247 



opzvana*, Crabro 248 



Oxybelus 179 



Parasitic H., 199, 202, 216, 365, 



391, 439- 



Pennsylvania, H. of 323, 333 



Pheidole 230 



Polistes 107, 387 



