560 APPEXDIX. 



iueurved, four-jointed, cyliadrical, slender, tlie joints approximately 

 equal in length. Antennge with very short scapal joints, bead-like ; 

 flagelluni long, o£ fourteen cylindrical pubescent joints, the first one 

 distinctly the longest. Thorax higlil}' arched, ovate, with 

 moderately strong bristles towards the margins of the dorsum ; 

 scutellum small, semicircular; metanotum bigb. Abdomen six- 

 segmented, slender, linear, flattened; genitalia large and prominent. 

 Ler/s long and slender; fore tibi;e without setne ; posterior tibiae 

 with two rows of weak, short, but distiuct setae; all tibioe with two 

 apical spurs of unequal length. Winr/s reaching to about the tip 

 of the abdomen, oval, normal. Auxiliary vein distinct, ending in 

 costa approximately opposite origin of .'3rJ vein; 1st longitudinal 

 vein long and straight, ending at about two-thirds of the wing ; 

 3rd vein beginning near middle of wing at a sharp rectangle, 

 thence running straight to the wing-margin, which it reaches 

 before the wing-tip and a little before the termination of the costa ; 

 anterior cross-vein rather long and oblique ; -ith longitudinal vein 

 forking a little after origin of 3rd vein, the branches gently 

 diverging; 5th vein forking beyond fork of 4tb vein, the branches 

 very widely diverging ; Gth and 7th veins incomplete, not reaching 

 more than half-way to the wing-margin, the former close to and 

 parallel with the 5th vein, the latter close to and parallel with the 

 iinal lobe of the wing. 



Euryschalis spectralis, sp. nov. 



J . JJead and palpi moderately dark dusky brown, the occiput 

 with stifi'pale yellow hairs. Antenual scape yellow, the flagellum 

 with the two or three basal joints yellowish, the remainder dusky 

 brown with whitish grey pubescence, lliorax yellowish, with 

 three dark brown dorsal stripes of the usual pattern, the median 

 one only reaching the anterior margin, and composed of two stripes 

 closely attached. Two dorso-central rows ot pale yellow hairs, 

 situated between the dorsal stripes, whilst a 3rd row of microscopic 

 seta; is placed along the middle of the median stripe ; strong bristles 

 placed laterally on the thoracic margins and two or three bristles 

 occur below each shoulder ; three are pLiced on each hind corner 

 of the dorsum, the middle one at the extreme corner, and two 

 strong bristles are on the hind margin of the scutellum, which is 

 yellowish, Avith some smaller ones; metanotum yellowish, hind 

 surface brown. Abdomen yellowish, but dark brown about the 

 basal half of each segment, the whole of the Gth segment brown 

 above ; belly more or less similar to upperside. Genitalia large and 

 conspicuous, yellowish ; a very large pointed dorsal plate ending 

 in a black, apparently liorny tip, and a pair of large two-jointed 

 claspers, the basal joint approximately ovate, the 2ud much smaller, 

 more cylindrical but nearly as long ; some inner appendages are 

 apparent, and the \\hole of the genital organs are pubescent. 

 Legs brownish yellow, knees and tarsi blackish ; setaj in accordance 

 with the generic characters. Wimis pale yellowish grey ; an 



