BY R. J. TILLYARD 461 



Genus A u s T R o ^ s c H x a Sel3-,s. 

 3. AusTRO.f:scHNA HAKDYi, 11. sp. (Plate xxiii., tig8.5-6). 



^. Tofnl Innjih, (54 ; abdomen, 48 ; forcfciiKj, 41 ; hhidiciny, 

 40 mm. 



AV i 11 g s hyaline, witli dense venation. Anfenodnh about 20 

 in foiewing, about 14 in liindwing; the first and fourth hyper- 

 trophied. Posfi/oda/s '2i)-'2o in all wings. Triau<//ps three celled 

 in all four wings. Ai/c/ friaiKjlp large, right-angled, three-celled; 

 ntPvdiranvlc .'•) mm. in liindwing, whitish. Pterostiuma in fore- 

 wing 2'G, in liindwing 2"S mm., greyish-brown enclosed by black 

 veins. 



Head : fiji's grey-brown : vfrfex black : occipital tubercle 

 small, brownish; frons black above, with two conspicuous creamy- 

 white spots; anterior part of frons dark brown, sides creamy- 

 white; cuitedypeiiti creamy-white touched with grey, and with 

 two ill-cletined squarish brown marks just above postclyj)eus ; 

 posfcii/jjedrsd'dvk brown; I abrunt dark brown, with two contiguous 

 yellow spots at base; niandibles with a yellow spot; labuimi dark 

 brown. 



T h o r a X shiny dark brown mottled with pale grey above, 

 and with a large number of ii'i-egular creamy-white spots and 

 patches on sides; not tint mostly greyish. Lpiji^ large and strong, 

 V)lack, except the basal portion of femora, which is bright brown. 



Abdomen: 1-2 swollen, 3 very pinched, 4-10 gradually 

 widening, 10 very wide; 1-2 \'ery hairy at sides. Colour black, 

 with numerous pale greyish markings of very irregular shape; 2, 

 with the auricles greyish bordered with black, and the segmental 

 pattern so arranged as to isolate a black X surmounting a thicker 

 V; 3, with two pairs of small spots arranged dorsally about the 

 transverse carina, and a pair of larger apical s})ots; 4-7, on the 

 basal half of each segment four pale blotches isolate a lilack cross; 

 rest of segment black except for two large apical spots; 8, mostly 

 black; 9-10, with pale markings apically. Seg. 10 well rounded 

 and convex above, iriihout a dor,sal fnbfrde. 



A p p e n d a g e s : .superior 3*6 mm., black, very wide apart, 

 sublanceolate, shortly stalked, tips very blunt; each aijpendage 



