CONTENTS 



PAGE 



Notes ou blood-sucking Ceratopugoninw 306-309 



CuUcoides guttipennis Coquillett 306 



Culicoides stellifer Coquillett 307 



CuUcoides sanguisugtis Coquillett 307 



CuUcoides hccmatopotus Malloch 308 



CuUcoides higuttatus Coquillett '. 308 



PseudocuUcoides griseus Coquillett 309 



Ceratopogon peregrinus Johaniisen. ; 309 



Additions to list of Illinois Chironomidw 310-317 



Ceratopogo iiincv : — 



Ncoceratopogon, n. gen 310 



Neoceratopogon hellus Coquillett 310 



Forcipoinyia elega)itula, n. sp 311 



Euforcipomyia, n. gen 312 



Key to species 313 



Euforcipomyia liirtipennis, n. sp 313 



Euforcipomyia longitarsis, n. sp 314 



Euforcipo-rnyia fusicornis Coquillett 314 



J okannsenomyia albibasis, n. sp 315 



Prohezzia infuscaia, n. sp 316 



Tanypinw. — 



Tanypus carneus Fabrieius 817 



Descriptions of males of Ceratopogonince previously unknown 317-319 



Johannsenomyia argentata Loew 317 



Prohezzia palUdn Malloch 318 



Immature stages of some Illinois Diptera, and biological notes 319-324 



Sciaridw. — 



Sciara sp.? 320 



MycetopMUdce : — 



Mycetobia divergens Walker 321 



Predaceous and Parasitic Orthorrhapha 324-342 



Key to pupae 325 



BombyUidw 3i:7 



Spogostyhhm anale Say 328 



Exoprosopa fasciata Macquart? 329 



Exoprosopa fascipennis Say 330 



SparnopoUus fulvus Wiedemann 331 



Anthrax lateraUs Say 332 



Anthrax hypomelas Macquart 334 



Therevidw : — 



Psilocephala hwmorrhoidaUs Macquart 334 



Mydaidw. — 



Mydas clavatus Drury 336 



AsiUdw. — 



Promachus vertebratus Say 337 



Deromyia winthemi Wiedemann 338 



Proctacanthus milberti Macquart? 339 



Asihis notatus Wiedemann 340 



Cyrtidw 341 



Onoodes costatus Loew 341 



