FUNGUS GXATS OF NORTH AMKRICA. I33 



low. Coxae and legs yellow, tarsi darker. Wings hyaline, 

 anterior veins brownish (Fig. 241). Halteres dusky yellow. 

 Ithaca, N. Y. 



31. Sciara sativae n. sp. 

 Male. Length i mm. Fuscous, hypopygium dark, clasper 

 (Fig. 120) ; antenna long, more than .8 length of the body, 

 fuscous ; palpi, coxae, legs and halteres yellow, tarsi darker. 

 Wings hyaline, petiole of media and M= subequal in length 

 (Fig. 240). Bred from wheat plant infested by Hessian flies. 

 Wilson, Kas. (T. J. Ileadlee). The larvae are supposed to 

 prey upon the puparia of the Hessian fly. 



32. Sciara cucumeris n. sp. 

 Male. Length 0.8 mm. Black, mesonotum shining, abdomen 

 sometimes fuscous; palpi, halteres and antennae fuscous, the 

 last about 0.6 as long as the body; coxae and legs yellowish, 

 the tarsi darker, hind tibia and tarsi subequal. Hypopygium 

 dark, claspers resembling those of 5. sativae but with 3 sub- 

 equal apical spines (Fig. 261). Wings hyaline with dusky veins 

 (Fig. 267). This species was bred from cucumbers, by Mr. 

 E. W. Gabourie, at Savanna, 111. Feb. 29. 



33. Sciara sp. 



Male. Length 1.2 mm. Head and antennae fuscous, palpi 

 pale brown ; antennae nearly 3-4 as long as body ; thorax reddish, 

 dorsum slightly darker with two oval fuscous marks, one over 

 the base of each wing; abdomen fuscous, hypopygium dark, 

 clasper (Fig. 121). Coxae and legs yellow, tarsi darker, hind 

 tibia about .10 longer than the tarsus. Wings hyaline, veins 

 infuscated. Costa produced .8 of distance from tip of Rs to 

 Ml. Venation closely resembling Fig. 242 but with slightly 

 longer petiole of the cubitus. Halteres infuscated, pedicel yel- 

 low at base. Ithaca, N. Y., August. 



A specimen from Wisconsin differs in having the costa less 

 produced. 



34. Sciara neglecta n, sp. 

 ^lale and female. Length i to 1.5 mm. Fuscous, including 

 palpi, antennas, halteres and tarsi. Antennae of the male nearly 

 3-4 length of the body. Coxae and legs except tarsi, yellow; 



