470 NEW AND RARE AUSTRALIAN AGRIONID^, 



inferior 0-2 mm., moderately thick, blunt, with an inferior pro- 

 longation ending in a small point(Plate xlviii., figs. 23, 24). 

 (These appendages are figured for comparison with the closely 

 allied species, Ps. aureofrons). 



Hah. — Queensland and New South Wales, from Cape York 

 down to National Park. The New South Wales examples are 

 larger and more highly coloured than those from Queensland; in 

 particular, two or three males taken by me on the Tweed River, 

 Murwillumbah, in September, 1904, are exceptionally fine 

 specimens. 



Types: J" 9, Coll. Selys. 



39. PsEUDAGRiON AUREOFRONS TiUyard. 

 Tillyard, loc. cit., p.l89((J only). 



(J.A p p e n d ag es : superior 0*4 mm., black, rather thick, 

 straight along outer edge, bifurcated, the upper lobe rounded and 

 slightly longer than the lower; inner projecting shelf large, with 

 a conspicuous incision near the middle; inferior 0'15 mm., thick, 

 rather rounded( Plate xlviii., figs. 25, 26). 



^. Total length 38, abdomen 31, hindwiny 22 mm. 



It differs from the male as follows : — pterostigma 1 mm., pale 

 greyish-brown, upper distal angle very acute; postnodals 11-12 

 in fore, 9-10 in hindwing. Head : epicraniiim olive-green, post- 

 ocular spots and a triangular region round ocelli pale yellowish- 

 green; front yellowish-green, postclypeus dark olive, antedypeus, 

 labrum and a strip bordering the eyes yellowish; labium dirty 

 whitish. Thorax : prothorax olive-green; meso- and metathorax 

 olive-green, with a black humeral line and broad yellowish-green 

 stripe on each side. Legs olive-green touched with black at 

 elbows. Abdomen much stouter than in male, very cylindrical, 

 dark olive-green above, paler on sides; sutures of 2-6 marked 

 with black lines; 2 with the paler pattern of sides encroaching 

 dorsally and apically, isolating a dark irregular area somewhat in 

 the shape of a cross; 3-6, with a dark circular apical patch 

 marked off in the same way, but not separated from the main 

 dorsal pattern (this is much less distinct in 5-6 than in 3-4); 9, 



