32 Orthorrhaplia brachycera. 



tarsi brown, and also the extreme tip of metatarsus; the front tarsi 

 slightly brownish, the fourth joint with a black lobe at the apex on 

 the dorsal side and the fifth joint black; the metatarsus on the 

 anterior legs longer than the four following joints, on the hind legs a 

 little longer than the second joint. The front coxæ with white hairs 

 and some fme bristles on the anterior side, the posterior coxæ sparingly 

 yellowish haired on the outer side, the hind coxæ with a pair of 

 small bristles. The front femora with whitish hairs below, and with 

 five longer, bristly hairs; for the rest the legs with short, blackish or 

 brownish hairs, the middle femora bare beneath; there is a small 

 preapical bristle on the hind femora, a somewhat long bristle at the 

 base on the anterior side of the middle tibiæ, and very small bristles 

 on the ventral and dorsal side of the hind tibiæ; for the rest the legs 

 are bristleless, and the apical bristles on the tibiæ very small; the 



Fig. 7. Wing of S. Wiedemanni d- 



hairs on the middle tibiæ are curiously erect, not adpressed as in 

 platypterus. Wings slightly yellowish; veins brown or blackish brown; 

 first posterior cell narrowly open; the curvature of the upper branch 

 of the discai vein slighter than in platypterus; the lower branch of 

 the discai fork forming an angle with the stem, stopping long before 

 the margin; the last part of the postical vein straight; the posterior 

 cross-vein considerably longer than the discai vein to the fork, and 

 than the last part of the postical vein. Squamulæ yellow, blackish 

 just at the tip, with a yellow fringe. Balteres yellow. 



Female. Epistoma hardly any broader than in the male. Palpi 

 with two bristles. The transverse bands on abdomen narrow, or al- 

 most wanting. The bristles on the front coxæ a little stronger and 

 the front femora with five (sometimes four or six) spine-like bristles 

 below; the legs more bristly than in the male, as there are small 

 bristles on the dorsal side of the front tibiæ and on the various sides 

 of the middle tibiæ, also a bristle near the base on the anterior side 

 of the hind tibiæ. The hairs on the middle tibiæ not splayed out; 



