10 ILLINOIS BIOLOGICAL MONOGRAPHS [180 



DlPTERA 



Suborder Proboscidea 



Orthorrhapha-Nemocera. 



Tipulidae.— *Tipula bicornis (Fig. 18, 95, 178, 277, 383, 384, 388, 

 and 503), Tipula cunctans, Tipula abdominalis, Limnobia im- 

 matura, female (Fig. 93, 386, and 507), Helobia punctipen- 

 nis, female (Fig. 385), Trichocera bimacula, male (Fig. 16, 78, 

 158, 200, 260, 311, 365, 499, and 500), Geranomyia canadensis, 

 male (Fig. 382 and 506), Ptychoptera rufocincta (Fig. 15), 

 and Bittacomorpha clavipes, male (Fig. 85 and 389). 



Dixidae.— Dixa clavata (Fig. 19, 79, 163, 199, 262, 375, 387, 501, 

 and 502), and Dixa modesta (Fig. 254). 



Psychodidae— Psychoda albipennis (Fig. 8, 82, 166, 202, 263, 318, 

 372, 529, and 530), and Psychoda sp. 



Chironomidae. — Chironomus ferugineovittatus (Fig. 12, 88, 89, 152, 

 206, 207, 270, 312, 371, 531, and 532), Culicoides sanguisugus 

 (Fig. 253, 265, and 521), and Forcipomyia cilipes. 



Culicidae.— Psorophora ciliata (Fig. 10, 26, 96, 159, 210, 211, 251, 

 266, 373, 380, 381, 504, and 505), Anopheles sp., and *Culex sp. 



Mycetophilidae.— Sciara varians (Fig. 17, 81, 150, 205, 267, 314, 

 360, 512, and 513), Mycetobia divergens (Fig. 7, 90, and 161), 

 Mycetophila punctata (Fig. 11 and 87), and Leia oblectabilis 

 (Fig. 368). 



Cecidomyiidae.— Rabdophaga strobiloides (Fig. 6, 86, 170, 201, 268, 

 313, 367, 510, and 511), and Cecidomyia sp. 



Bibionidae.— Bibio femoratus (Fig. 13, 14, 91, 92, 153, 154, 208, 

 264, 315, 364, 522, and 523), and Bibio albipennis. 



Simuliidae. — Simulium venustum, female (Fig. 2, 77, 144, 204, 250, 

 258, 316, 366, 489, 497, and 498), Simulium johannseni (Fig. 

 3 and 252), Simulium pecuarum, and Simulium jenningsi. 



Blepharoceridae. — Bibiocephala elegantula (Fig. 4, 5, 76, 83, 155, 

 156, 203, 256, 269, 399, 526, and 527), and Blepharocera sp. 



Rhyphidae.— Rhyphus punctatus (Fig. 9, 80, 157, 209, 261, 321, 

 374, 508, and 509). 

 Orthorrhapha-Brachycera. 



Stratiomyiidae.— Stratiomyia apicula (Fig. 27, 28, 104, 160, 213, 

 273, 331, 395, 396, 545, and 546), and Stratiomyia meigeni. 



Tabanidae.— Tabanus giganteus (Fig. 20, 21, 74, 75, 142, 143, 214, 

 255, 259, 283, 317, 390-392, and 494-496), Tabanus sulcifrons, 

 Tabanus atratus, Tabanus trimaculata, and Chrysops striatus. 



Leptidae.— Leptis vertebrata (Fig. 34, 35, 103, 145, 218, 275, 323, 369, 



