274 AUSTRALIAN PSYLLIBM, 



are obliterated and the upper surface is perfectly smooth and 

 rounded. 



Larva, and pupa unknown. 



Imago. — Length 016, antennae 0*025 inch. 



General colour chestnut-brown marbled with ochreous-yellow; 

 wings hyaline, nervures dark brown. Head short, curving down 

 in front, slightly rounded in front, with median suture and dark 

 brown fovea on either side, rounded on sides and arcuate behind. 

 Face lobes hidden from above, very short and broad, clothed with 

 fine hairs. Antennae short and slender, yellow, apical joints 

 black, lst-2nd short and broad, 3rd-8th slender, 9th- 10th shorter 

 and thickened. Eyes large but not projecting: central ocellus at 

 apex of median suture; lateral ocelli small, on hindmargin of 

 head. Thorax : pronotum convex in front, broadest in centre, 

 arcuate behind, extremities curved up behind eyes; dorsulum 

 broad and angulated, extremities of front margin pointed, hind- 

 margin with an angulated point on either side; mesonotum large, 

 arcuate in front, rounded on sides and hindmargin; scutellum 

 elongate, arcuate in front, rounded behind. Legs short, stout. 

 Wings large and broad, twice as long as broad, primary stalk 

 moderately long, straight; stalks of subcosta and cubitus of equal 

 length, costal cell broad; stigma distinct, stout, angular; radius 

 short, curving upward and coming out above tip of wing; upper 

 branch of cubitus long and straight; upper fork long, curving 

 upward, and coming out at tip of wing; lower fork shorter, turn- 

 ing downwards; lower branch of cubitus slanting, upper fork 

 curving round, long, lower fork transverse; clavus stout and long, 

 clavical suture distinct. Abdomen short, stout, banded with 

 chestnut and yellow. Genitalia (Q) very short and broad; (£) 

 unknown. 



ffab.—Y&ss, N.S.W. (on E. sp.; rare; W. W. Froggatt). 



Rhinocola liturata, n.sp. 



(Plates xii., figs. 4 and 9; xiv., fig. 10). 



Larv(e plentiful upon the leaves of E. robusta, singly or in 

 twos and threes, producing a semi-opaque lerp-scale. 



