an the British Museum. 463 
Mycetophilide. 
Platyura obliqua, sp. n. (Fig. 17.) 
Wing 4 mm. long and about 1:3 wide, without spots ; head 
and thorax very small. By the long oblique 3a (Jt2,,;) this 
Platyura obliqua, sp. n. 
resembles Paleoplatyura ; except for this, the wing greatly 
resembles that of Platyura ignobilis, Williston, 
I. 9657 (Brodie collection). 
Mycomya oblita, sp.n. (Fig. 18.) 
Wing about 3 mm. long, hyaline, slightly dusky at apex ; 
Fig. 18. 
Mycomya oblita, sp. n. 
abdomen reddish fuscous. In the long stem of media this 
agrees with M. littoralis, Say. 
I. 8973 (Brodie collection). 
Acnemia simplex, sp.u. (Fig. 19.) 
Wing about 2 mm. long, very broad and short, pale 
reddish ; venation typical for genus, with simple cubitus. 
Fig. 19. 
Acnemia simplex, sp. n. 
