246 AUSTRALIAN PSYLLID.^:, 



the back; abdomen green, upper segments marked with inter- 

 rupted black bands, apical segments black. Head broad, slightly- 

 rounded in front, sloping to eyes, narrow behind them, arcuate 

 behind. Antennae long, slender, coming to a point at tip. 

 Thorax broad, sloping back to abdomen. Wing-covers large, 

 swelling out on side, pointed at apex. Abdomen constricted at 

 base, swelling out, rounded to tip, bearing a patch of white wax- 

 like secretion on anal segment. 



Imago. — Length 01, antennae 0-0225 inch. 



General colour dull yellow, marked with light brown; terminal 

 joint of antennae, tarsi, and abdominal segments barred with 

 black; eyes red. Wings semiopaque mottled with light brown; 

 nervures light reddish-brown. Head very short, as broad as 

 thorax, rounded in front, cleft in centre, with median suture, and 

 dark fovea on either side, hind margin arcuate. Face lobes large, 

 rounded at tip. Antennae long, slender, 1st joint very broad, 

 short; 2nd longer; 3rd very long; 4th-9th filiform; 10th slightly 

 clubbed, truncate at apex. Eyes very large, projecting, semi- 

 globular: central ocellus large, at apex of median suture; lateral 

 ocelli large, close to hind margin of eye. Thorax : pronotum 

 narrow, deeply wrinkled, with fovea in centre and on either side, 

 convex in front; dorsulum large, arcuate in front, pointed at 

 sides, arcuate behind; mesonotum large, convex, arcuate in front, 

 broadly rounded on sides to hind margin; scutellum large. Legs 

 stout, long; tibial spines large; tarsi long. Wings nearly thrice 

 as long as broad, rounded at apex; primary stalk long; stalk of 

 subcosta long, straight, forming a stout stigma joined to costal 

 nervure; radius running close to subcostal, turning downward at 

 extremity : stalk of cubitus short, curving downward ; upper 

 branch turning upward, upper fork turning downward ; lower 

 branch of cubitus curving downward to middle of wing, upper 

 fork long, curving upward in a line with upper branch; lower 

 fork short; clavus broad, stout. Abdomen stout. Genitalia {$) 

 short, broad ; lower genital plate short, broad ; forceps long, 

 broader at base, slender, produced into finger-like processes, 

 pointed at tips, fringed with fine hairs; penis long, slender; upper 



