110 KANSAS UNIVERSITY SCIENCE BULLETIN. 



Ablabesmyia aurea, n. sp. 



Female. — Head black ; proboscis and palpi reddish yellow ; 

 antennae wholly yellow with yellow hairs. Thorax, includ- 

 ing pleura, sternum, metanotum, and scutellum, dull black ; 

 humeral spots yellowish ; thoracic hairs pale. In one speci- 

 men the scutellum is brownish and there is an indication of 

 two slender yellow lines upon the mesonotum. Abdomen 

 wholly golden yellow. Coxse golden yellow, legs wholly pale 

 yellow. Wings, their veins and hairs with a yellowish tinge ; 

 Ri connected with Rg a short distance before its tip by the 

 oblique Rj. Halteres yellow. Length, 2.5 mm. 



Collected by E. S. Tucker, at Lawrence, Douglas county, 



Kansas, in July, at electric light on bridge across Kansas 



river. 



Chironomus lucifer, n. sp. 



Male. — Head and mouth parts testaceous, upper surface 

 of proboscis infuscated, basal joints of antennae yellow (flagel- 

 lum broken off). Thorax yellowish, more testaceous in 

 sorae'Jlights, somewhat shining, the dorsal stripes wide, deep 

 brownish black, the median one prolonged from collar to 

 scutellum, the laterals abbreviated anteriorly but extending 

 to the root of the wing posteriorly ; the humeri conspicuously 

 yellow ; metanotum and pectus brownish black, scutellum 

 yellowish. Anterior segments of the abdomen grass green, 

 almost^unicolored, the last three segments broadened, infus- 

 cated. Genitalia small and slender, resembling those yf C. 

 modestus (plate 32, figure 8, Bulletin 86, New York State 

 Museum), both superior and inferior lobes having enlarged 

 ends, but the latter with more conspicuous setse. Legs yel- 

 lowish with a greenish tinge ; base of fore femora, tips of all 

 tibiae and all tarsal joints more or less infuscated, some of 

 the apical joints wholly infuscated. Empodium brush-like, 

 as long as the claws. ( Fore tarsi broken off. ) Wings hyaline 

 with a yellowish tinge, veins yellow, cross-vein not darkened ; 

 cubitus forks slightly distad of the cross-vein. Halteres pale 

 yellow. Length, 3 mm. 



Female. — Differs from the male as follows : Antennae 

 yellow, apical joint black; dorsal thoracic stripes more con- 

 fluent ; abdomen wholly yellow. Legs yellow, apical half of 



