130 MAINE AGRICULTURAL EXPERIMENT STATION. I912. 



19. Sciara hastata n. sp. 

 Male and female. Length 1.5 mm. Shining black, scape and 

 flagellum of antennas and palpi fuscous; hypopygium dark, 

 clasper (Fig. 112). Coxae and legs dusky yellow, tarsi darker, 

 hind tibia and tarsus subequal, trochanter black. Wings (Fig. 

 230), hyaline, veins fuscous. Halteres brownish. Tompkins 

 Co., N. Y. June, July. 



20. Sciara pauciseta Felt. 



Rept. State Ent. N. Y. XII. 224, 1897. 



Male. Length 2 mm. Black, thorax subshining; antennse 

 and palpi fuscous; hypopygium dark, clasper (Fig. 117). 

 Antennae nearly as long as the body. Coxee and legs yellowish, 

 trochanters black below, tarsi fuscous, hind tibia and tarsi sub- 

 equal. Wings hyaline, anterior veins fuscous (Fig. 231). 

 Halteres fuscous with yellowish petiole. 



Female. Like the male in coloring; antennae about half the 

 length of the body. Ovipositor (Fig. 141). Both sexes from 

 Grand Forks, B. C. (Dr. Hewitt); Ithaca, N. Y., July-Oct. ; 

 Claremont, Cal. (Prof. Baker). The Ithaca specimens were 

 reared from gooseberries, the Canadian specimens from decay- 

 ing choke cherries, those from California, from orange or 

 lemon twigs. 



Co-type specimens (balsam mount) kindly loaned by Dr. 

 Felt measures 2.75 mm. "N. J." Reared from decaying 

 potatoes. 



21. Sciara multiscta Felt. 



Rept. State Ent. N. Y. XII, 223. 1897. 



Male. Length 2.5 mm. Closely resembles the foregoing in 

 structural characters but differs in having a larger number of 

 setae (over 25) in the patch stiuated on the middle of the dorsal 

 surface of the hypopygium near its base (Fig. 124). In color 

 it differs in being lighter, the abdomen variable dark ochreous, 

 palpi yellowish and anterior wing veins dark ochreous. 



Female. Similar in color; length 3 mm. Reared from mush- 

 rooms by Dr. J. B. Smith, "N. J." 



