Table of Contents 



Page 



Table of the Higher Groups 83 



The Crane Flies (Family Tipulidce) .... 94 



Life History of a Crane Fly ( Bittacomorpha 



clavipes) 95 



Families Dixidce and Sienoxenidce .... 97 



Mosquitoes (Family Ciilicidce) .... 98 



Life Histary of a Mosquito (Culex pungens) . 104 



The Moth Flies (Family Psychodidce) . . . 108 



The Midges (Family Chironomidce) . . . no 



Life History of a Midge {Chironomiis minutus) in 



IhQ GaW-GndXs {¥iim\\y Cecidomyiidce) . . . ii) 



Life History of a Gall-Gnat ( Cecidomyta legumini- 



cola) n 5 



^\mg\isGx\2Xs>{?2cm^y Mycetophilidx) . . . w] 



The March Flies (Family Bibionidce) . . . n9 

 The Black Flies and Buffalo Gnats (Family Simulii- 



dce) 120 



Life History of a Black Fly ( Similium pictipes) . 121 

 Families Orphnephilidce, Blepharoceridce and Rhy- 



phidce 124 



The Snipe Flies (Family LeptidceJ . . . . 126 



Soldier Flies (Family Strattomyiidce) . . . 128 



Family Acanthomeridce 130 



The Gad-Flies or Horse-Flies (Family 7^^a«/^^^ . 131 



Life History of a Gad-Fly (Tabanus atratiis) . 132 

 The Small-Headed Flies and the Tangle-Veined Flies 



{?ami\\es, Acrocerid(^3iX\d. Nemestrtnid(^) . . 134 



Families Mydaidce and Apioceridce . . . . 136 



The Bee-Flies (Family Bombyliidce) . . . . 137 



Life History of a Bee-Fly (Systoechus oreas) . 138 

 The Window-Flies and Stiletto Flies (Families See- 



nopinidce and Therevtdce) . . . . 139 



The Robber Flies (Family Asilidce) .... 141 

 The Dance Flies and the Long-Legged Flies (Families 



Empididce and Dolichopodidce) . . . 144 



The Spear-Winged Flies (Family Lonchopteridce) . 146 



The Hump-Backed Flies (Family Phoridce) . . 147 



Life History of the Ant-Decapitating Fly (Apoce- 



phalus pergandei) 147 



