MAY FLIES AND MIDGES OF MOW YORK 151 



times slightly darker, extreme lip of each tibia with black speck; 

 fourth (arsal joinl linear; lore inclalarsus about Him- four! lisas 

 long as its tibia; fore tarsi and middle and hind legs with rather 

 long hairs. AYings hyaline, pale yellow haired, crossvein not 

 clouded; K, present near (lie tip of R,, cubitus forking slightly 

 before the crossvein. d'l.'JT. fig.ll.) llalleres pale. 



Female. Antennae wholly yellow, exce])t fuscous apical joint; 

 abdomen dusky yellow, posterior margins of segments slightly 

 paler. 



This species agrees with the description of n i g r o p u n c t a- 

 tus Staeger (1839), but the sternum and metanotimu are dusky 

 and not yellowish. Several bred specimens Ithaca, N. Y. ; Idaho; 

 Pullman, Washington. 



17. Ablabesmyia flaveola Williston 

 1896 T a n y p u s Will. Trans. Ent. Soc. Lond. p.275 



Male. Posterior forked cell not petiolate; wings hairy; front 

 metatarsi nearly as long as their tibiae. Light yellow; antennae 

 brownish, the pluauosity gray; abdomen somewhat iufuscated 

 towards the tip; legs light yellow throughout, with rather abun- 

 dant light yellow hair; wings hyaline, clothed moderately densely 

 with gray hair. Length 1.5 to i' mm. St Vincent Island, West 

 Indies. 



18. Ablabesmyia pallens Coquillett 

 1902 T a n y p u s Coq. Proc. U. S. Nat. Mus. LM :91 



Male. Head brown, mouth parts and basal joint of antennae 

 concolorous, remainder of antennae yellow, Ihe hairs brown and 

 whitish ; thorax whitish, three vittae on mesonotum, nietanotuni, 

 spots on the pleura and sternum dark yellow; abdomen pale yel- 

 low, a band near base of segments '2 to 5 and nearly the whole 

 of the following segments, pale brownish; legs and halteres 

 whitish; wings hyaline, covered with hairs, R, near its apex con- 

 nected with K, by the oblique R, ; cubit us forks slightly before 

 the crossvein; length 1'..") nun. 



Female. Abdomen wholly yellow, otherwise as in the male; 

 length, slightly over 1 mm. Las Vegas, Hot Springs, N. M.; 

 New .Jersey, I.Johnson, '1)4). 



Var. a, (pl.27, lig.l l.i 



Male, horsuin of thorax with three wide fuscous stripes, 

 linmeri and scutellum yellow, the latter perhaps a little darker. 

 Pleura brown, metanoiiim and sternum blackish. Palpi and pro- 

 boscis yellow. Specimens from Ithaca. X. Y. 



