GY AVALTER W. FROGGATT. 265 



General colour light chestnut and bright yellow ; wings 

 coriaceous, light brown, with reddish-brown nervures; clavical 

 suture bright pink, giving it a very distinctive appearance. Head 

 small, curving down in front, truncate at base, deeply cleft in 

 front, rounded to eyes, with a median ridge and large shallow 

 depression on either side. Face lobes short and broad, rounded 

 and clothed with long grey hairs. Antenna? long, slender, 

 springing from below inner margin of eye; lst-2nd joints very 

 short, 3rd very long, 4th-9th slender, uniform in length, lO.th 

 short and slightly thickened at tip. Eyes large, reddish-brown, 

 not projecting : ocelli large, central ocellus at the apex of frontal 

 cleft, lateral ocelli close to hind margin of eyes. Thorax: pronotum 

 very small, convex in front; dorsulum hexagonal, convex on sum- 

 mit, rounded at apex; mesonotum deeply arcuate in front, large, 

 rounded on sides and behind. Legs short and thick. Wings 

 thrice as long as broad, rounded to tip, but sharply turned down 

 and somewhat straight on hind margin ; primary stalk straight, 

 rather short; stalk of subcosta shorter than stalk of cubitus; a 

 distinct false or second costal vein running from base to apex of 

 subcosta, forming a thickened costal band tapering to tip; stigma 

 wanting; radius slightly curved upwards, not reaching extreme 

 tip of wing; upper branch of cubitus short; upper and lower 

 furcations very long, of equal length, forming a narrow uniform 

 cell, and slightly curved up at tips, lower branch nearly as long as 

 upper, upper fork very long, curving down in centre, rounded at 

 tip; lower fork long, sloping inwards; clavus stout, clavical suture 

 very distinct, bright red in sunlight. Genitalia (<£): lower valve 

 short and angular; forceps arcuate on outer edge, coming to a 

 point at apex; upper genital plate large, flask-shaped, swollen 

 and rounded, apex nipple-shaped. 



Hah. — Sydney (on E. cajritellata) and Mittagong, N.S.W. (on 

 E. dives; W. W. Froggatt). 



This is a very remarkable Psyllid, allied to Creiis longipennis, 

 but with the wing of a distinctly different shape. The larva? 

 living in the leaf-galls are quite different from the shield-shaped 



