36 Prof. Charles P. Alexander on 



brown; conspicuous, broad, brovvTi seams at arculus and along 

 the cord; cell 1st M2 closed; basal deflection of Cu\ beyond the 

 fork of M. 



Female. — Length 6 mm. ; wing 8 mm. 



Rostrum and palpi dark brown. Antennae brownish black. 

 Head black. 



Pronotum dark brown. Mesonotal praescutum yellowish pollinose 

 with three very broad shiny black stripes that are approximated 

 or subconfluent near the suture; scutum reddish brown, the lobes 

 black ; scutellum reddish brown ; postnotum black medially. 

 Thoracic pleura with the cephalic half black, the caudal half reddish 

 brown. Halteres browTi, the base of the stem yellowish. Legs 

 with the coxae reddish brown; trochanters obscure yellow; 

 remainder of the legs dark brown, the femoral bases brighter. 

 Wings yellowish, the stigma elongate, dark brown; conspicuous, 

 broad, brown seams along the cord, at Sc2, the outer end of cell 

 \st M2 and at arculus; cell 8c\ proximad of the cord infuscated, 

 becoming paler distally; wing- tip faintly darkened; veins brown. 

 Venation : Sc\ ending immediately before the origm of Rs, Sc2 

 far from the tip of Scl, Scl alone about two and one-half times 

 Rs ; Rs arcuated, a little longer than the deflection of i?4 + 5 ; 

 r elongate, arcuated, at tip of Rl ; inner ends of cells jB3, R5 and 

 1st M2 approximately in alignment; cell 1st M2 closed; basal 

 deflection of Cul immediately beyond the fork of M ; arculus at 

 about one-fourth the wing-length ; cell 2nd A long and narrow. 



Abdomen brown, the caudal margins of the tergites narrowly 

 obscure yellow; anterior angles of the first abdominal tergite 

 brighter yellow. 



Hah. Venezuela. 



Holotype, $, from the old collection of the Vienna 

 Museum. 



Type in the collection of the Vienna Museum. 



Peripheroptera glochinoides, sp. n. 



General coloration shiny black; legs with the femora obscure 

 brownish yellow, the tips brown; wings subhyaline, stigma oval, 

 dark brown; Sc2 near mid-length of the distance between arculus 

 and origin of i?s; r nearly twice the length of Rl beyond it, about 

 equal to m. 



Female. — Length 7 mm. ; wing 7'1 mm. 



Rostrum and palpi dark brownish black. Antennae black ; basal 

 flagellar segments globular, the terminal segments oval. Head black. 



Pronotum black, pollinose laterally. Mesonotum shiny black, 



