BV U. J. TILLVAKD. 



715 



each side; somewhat convex, and hiding the bases of the superior 

 appendages (viewed from below); colour orange-brown, semi- 

 transparent, base and tips blackish (Pl.xxxiii., figs.5-6). 



9. Total length 82-96 mm., abdomen 58-70 mm ; forewing 

 56-60 mm., hindwing 54-58 mm. 



It differs from the male as follows: — Pterostigma, fore 1 1-5 mm., 

 hind 12-5 mm.; hindwings rounded anally. Head and thorax as 

 in male. Abdomen broader, ver}' regular, cylindrical, slightly 

 tapering from 2 to 8. A few grey hairs on 1-2, rest smooth; 3-6 

 brown above, with anal one-fourth black and a fine black line 

 along the transverse central carina. The dorsal stiipe is distinct 

 and regular but narrow; the lateral stripes less irregular than in 

 the male; 8, black, with an anal band of orange-yellow, extending 

 half-way down each side and flanked by a flat triangular yellow 

 portion which appears to have been just cut away from it (due 

 to the interception of the supplementary carina, which is here 

 very close to the suture); 9, very short, basal three-fifths black 

 with a dorsal yellow spot, rest yellow; 10, short and narrow, 

 black, projt^cting anally beyond appendages in a brownish tubercle. 

 Ovipositor large and thick, upcurved, reaching to end of 

 abdomen and carrying near tiie tip two minute filaments consist- 

 ing of a short stumpy base from which emerge a few stiff straight 

 hairs. Appendccges very short, 1 mm., black, conical, bluntly 

 pointed. 



Ilab. — -New^ South Wales; rare : Blue Mountains, Moss Vale, 

 Sydney; November-January. 



2. Petaluka ingentissiwa, n.sp. 



(Plate xxxiii., figs.l, 3-4.) 



(^. Total length 120 mm.; abdomen 92 mm.; forewing 74 mm., 

 hindwing 71 mm. 



Wings: Neuration black, costa yellowish outwards ribbed 

 with black. All triangles crossed by two nervures; subtriangles 

 of forewings with 6-7 cellules. Hindwings strongly angulated 

 anall3^ Pterostigma narrow, black, very long, fore 13 mm., hind 



