MAY FLIES AND MIDGES OP NEW YORK 131 



Hue, bare, the longitudinal veins pale, the crossveins fuscous 

 black and fuscous bordered. length 3.5 mm. Wing 3.75 mm. 



The head is very pale j-ellow. The palpi fuscous. The antennae 

 are short, fuscous, with the scapus (basal joints) pale vellow. 

 The humeral spots of the thorax and the pleura are pale yellow; 

 the dorsal stripes are confluent, reddish feriiiginous, and fuscous 

 raarginate. The seutellum is fuscous, with a yellow median line. 

 The metanotum is fuscous black; the pectus ferruginous. The 

 first segment of the abdomen is wholly yellow, the second is yel- 

 low with a fuscous base; the remaining segments are black, each 

 with a yellow posterior margin. Tlie legs are yellow, black an- 

 nulate; the median ring of the femur is wide but somewhat faint, 

 the apical ring narrower and distinct; the tibial rings are dis- 

 tinct, the sub-basal one wide, the apical one narrow. The fore 

 tarsus from the tip of the first joint is black, the middle and hind 

 tarsi each have the tip of the first joint and all the following 

 joints black. Halteres pale yellow. Wings hyaline, bare, the 

 longitudinal veins are yellowish, the crossveins are fuscous black 

 with a fuscous border. New York. (Loew.) Fork of cubitus 

 sessile. (S. Henshaw, in litt.) May possibly belong to Anatopynia. 



9. Procladiiis caliginosus new species 



(P1.27, fig.2) 



Female. Dark brown, somewhat shining, with robust body. 

 Wings bare, slightly smoky, crossvein clouded. Length 3.5 to 4 

 mm. 



Resembles P. i> i n g u i s Loew, differs from it in having the 

 antennae wholly fuscous, and in having the tibiae nearly wholly 

 brown. The head, mouth parts and antennae wholly fuscous, ver- 

 tex, shining. Dorsum of thorax shining brown, with three shining 

 dark brown stripes, the middle one divided. Seutellum and meta- 

 notuim shining dark brown. Pleura pale brown, sternum darker 

 brown. Abdomen wholly dark brow-n, subshining. Coxae pale, 

 trocanters and femora vellow, the apical one third of the first 

 pair of the femora and the apical one fourth or one fifth of the 

 second and the third pairs broAvn ; tibiae brown, the middle sec- 

 tion of the middle pair slightly paler, the hind pair with a broad 

 yellowish band beyond the middle. Tarsi brown, the basal two 

 thirds of middle and hind metatarsi yelloiAFish. Fourth tarsal 

 joints obcordate. Wings slightly smoky, particularly along the 

 course of the veins ; anterior veins brown, crossvein clouded with 

 brown. R^ present, crossvein like, near the tip of R^. The cubitus 

 forks a little beyond the M-Cu crossvein. Halteres sordidly yel- 

 low. Fore metatarsus about 0.6 as long as its tibia. Several 

 spec i in ems, Ithaca, N. Y. 



