I9I4-.1 N.Banks: Netiroptcroid Insects. 353 



angular behind, the outer side a little shorter than the inner side. 

 The forking of the radial sector is hyaline, also the cross vein from 

 the cell to the hind margin, and the lower side of the cell up a 

 little way on outer margin, and a little away outward along the 

 median vein. 



Expanse 14 mm. 



From Yembung, 15 January, 1912, iioo ft. {Kemp). 



Seopsis sp. 



One rubbed specimen, head dull red brown ; probably new, 

 from Yembung, 17-10 February, 1912. 



PLECOPTESA. 



PERLIDAE. 



Leuctra indica, Needham. 



One from Upper Rotung, 4 January, 1912. The median 

 ventral appendage is spatulate. 



Nemoura sp. 



One from Yembung, iioo ft., 17 January, 1912; probably new 

 as no species are recorded from India. 



Chloroperla (Isopteryx) sp. 

 One from Yembung, 13-17 January, 1912. 



Cryptoperla divergcns, n. sp. 

 (PI XXV, figs. 6, 8.) 



Pale yellowish, or faintly brownish, no marks on head, ex- 

 cept dark at base of antennae ; sides of pronotum darker, and 

 anterior tibia dark. Wings faintly yellowish, as also the venation. 

 Head broad, with a high ridge connecting antennae; ocelli pro- 

 minent, about four diameters apart, much closer to the eyes, 

 latter faintly hair}^ Pronoi"um fully twice as broad as long, barely 

 broader behind, corners nearly square, stronglv irregularly rugose 

 on the sides; setae widely separated, joints short; ventral plate of 

 female large and broad as in the figure Wings elongate, about 

 seven cross-veins beyond end of the subcosta, three branches to 

 radial sector beyond anastomosis, last one close to tip, about five 

 median cross-veins, and seven cubital cross-veins, lower branch of 

 median forked about opposite to anastomosis, tw^o veins between 

 it and the cubitus. 



Expanse 20 mm. 



From Komsing, 2 March, 1912 {Kemp). 



