V 



PAGE 



Addenda to Nematoceia 305-307 



Trichocerinae 306-307 



Division Brachycera 307-407 



Tabular arrangement of families 30g 



Keys to families: — 

 Larvae 308 



f "Pa« 310 



imagines 312 



Tribe Platygenya .314-399 



Superfamily Stratiomyioidea 314r-354 



Family Stratiomyiidae 315-346 



Key to subfamilies 32g 



Stratiomyiinae 317 



Clitellariinae 322 



Beridinae 



331 



Geosarginae 33i 



Pachygasterinae 334 



Xylomyiinae 34O 



Principal papers on North American Stratiomyiidae 346 



Family Xylophagidae , 346-351 



Family Coenomyiidae 351-354 



Family Acanthomeridae 354 



Superfamily Tabanoidea 354-367 



Family Tabanidae 355-361 



Principal papers dealing with the biology of North American 



Tabanidae 36j 



Family Leptidae 362-367 



Superfamily Cyrtoidea 368-369 



Family Nemestrinidae 368 



Family Cyrtidae .368-369 



Papers on North American Cyrtidae 369 



Superfamily Asiloidea 369-396 



Family Mydaidae 370-373 



Family Apioceridae 373 



Family Asilidae 373-389 



Family Bombyliidae 389-396 



References to descriptions of larvae and pupae of North American 



Bombyliidae 395 



Superfamily Therevoidea 396-399 



Family Therevidae 396-398 



Family Scenopinidae 398-399 



Tribe Orthogenya 399-407 



Superfamily Empididoidea 399-407 



Family Empididae 400^03 



Papers on the biology of North American Empididae 403 



Family Dolichopodidae 403-407 



References to papers on the biology of North American and 

 European Dolichopodidae 406-407 



