SNOW : DIPTERA OF KANSAS. 215 



Family ScenopinidjE (window-flies). 



Scenopinus fenestralis Fabr. Douglas county. 

 Metatrichia bulbosa O. S. Clark county. 



Family Acrocerid^ (small-headed flies). 



Oncodes melampus Loew. Douglas county. 



pallidipennis Loew. Douglas and Clark counties. 



Family Empid^ (dance-flies). 



Syneches rufus Loew. Douglas county. 

 Empis clausa Coq. Douglas county, 

 otiosa Coq. Douglas county. 

 Rhamphomyia nasoni Coq. Douglas county. 

 Tachydromyia pusilla Loew. Douglas county. 

 Platypalpus jsqualis Loew. Douglas county. 



Family Dolichopoid.t; (long-legged flies). 



Dolichopus bifractus Loew. Douglas county, 

 cuprinus Wied. Douglas county, 

 eudactylus Loew. Douglas county, 

 longipennis Loew. Douglas county, 

 ramifer Loew. Douglas county, 

 scapularis Loew. Douglas county, 

 vigitans Aid. Douglas county, 

 aurifacies Aid. Douglas county, 

 willistonii Aid. Douglas county, 

 reflecfcus Aid. Douglas county. 

 Pelastoneurus vagaos Loew. Douglas county. 

 Lasiargyra albicans Loew. Douglas county. 

 Sympycnus nodatus Loew. Douglas county. 

 Hydrophorus cerutias Loew. Douglas county. 

 Psilopus caudatulug Loew. Douglas county, 

 comatus Loew. Douglas county, 

 patibulatus Say. Douglas county, 

 sipho Say. Douglas and Sedgwick counties, 

 flavipes Aldr. Douglas county. 



Family Syrphidje (syrphus-flies). 



Omegasyrphus baliopterus Loew. Clark county. 

 Microdon pachystylum Will. Clark county. 



lanceolatum Adams, n. sp. Clark county. 

 Paragus bicolor Fabr. Douglas county. 



tibialis Fall. Douglas, Finney, Hamilton and Clark counties. 

 Pipiza pulchella Will. Douglas, Morton and Clark counties. 

 Chrysogaster nitida Wied. Douglas, Pottawatomie and Clark counties. 

 Platychirus hyperboreus Staeg. Douglas county. 



quadratus Say. Douglas and Clark counties. 

 Eupeodes volucris O. S. Hamilton, Finney and Clark counties. 

 Syrphus americanus Wied. Douglas and Hamilton counties. 



ribesii Latr, Douglas county. 



