336 AL'.STKAIJAN fSY I. I.I l> .K, 



(JEi.n:K(»LV.MA KOHUSTA, 11. sj). (Platesiv., fig. 10; v, fig. 9). 



Iiiiayo. — ^ Length 01, anteiiiui' O'OT inch. General colour 

 bright green, with yellowish tints; antennae and tarsi fuscous, 

 eyes reddish-brown; wings hyaline, nervures brown. Head with 

 eyes as broad as thorax, arcuate on summit, a distinct median 

 suture dividing apex of vertex which is produced into elongated 

 points taking the place of face lobes, which are wanting; fovea 

 in line with lateral ocelli. Antennae very long, slender, standing 

 out in front of head; lst-2nd joints very short, stout; 3rd very 

 long; 4:th-8th slender, decreasing in length to apex; 9th-10th 

 slightly swollen, truncate at tip. Eyes large, seraiglobular, 

 truncate on inner margin; central ocellus at apex of median 

 suture, lateral ocelli close to hind margin of eyes. Thoi-ax : 

 pronotum narrow, ribbon-shaped, dorsulum very broad in centre, 

 rounded in front, tapering to apex; mesonotum large, slightl}^ 

 arcuate in front, rounded on sides; scutellum broad, produced 

 into a point on either side of front margin, and overlapping apex 

 of mesonotum. Legs stout, hairy: fore tibiae long, tibije of hind 

 legs swollen at apex and furnished with six stout black spines, 

 Lst tarsal joint furnished with two smaller spines. Wings 

 slightly more than twice as long as broad, curved on front 

 margin, rounded at apex, and sloping in from centre of hind 

 margin; primary stalk slender, curved upward; stalk of subcosta 

 twice as long as stalk of cubitus; costal cell short, oval, stigma 

 of subcostal cell wanting ; radius long, turning downward, 

 emerging at tip of wing; cubital stalk very short; upper branch 

 of cubitus short, curving upward, upper and lower forks long, 

 curving downward; lower branch of cubitus very short, upper 

 fork long, curving upward and then down, lower fork almost 

 straight, together forming a large cell; clavus small. Abdomen 

 short, broad. Genitalia : {$) short, broad, lower genital plate 

 broad, rounded at tip; forceps erect, angular, broad at base; penis 

 slender; upper genital plate slender, curving inward : (9) upper 

 and lower valves forming a blunt tip. 



llah. — Condobolin, N.S.W. (on Wilga, Geijera parrijlora: W. 

 W. Froggatt). 



