BY WALTER W. FROGGATT. 257 



PSYLLA ACACLE-BAILEYAN^. 



(Plates xiv., fig. 2 ; xvi., fig. 3.) 



Larval clustering round the tips of twigs, forming no lerp. 

 General colour bright yellow, legs and antennae fuscous at tips; 

 eyes red. Head broad, rounded in front, longer than thorax. 

 Antennie long, hairy, standing out in front. Eyes large, well 

 back on side of head. Thorax as broad as head, lobed on sides. 

 Legs long. Abdomen large, rounded, oval, with tip ornamented 

 with two fine hairs. 



Pupa. — Head and thorax pale yellow to ochreous; tarsi and 

 last three joints of antennae fuscous; abdomen light yellow, shaded 

 with green; eyes reddish-brown; two blotches on head, markings 

 on thorax, vving-covers, transverse lines on upper abdominal 

 segments and the whole of lower segments fuscous. Head small, 

 rounded in front and on sides, not as broad as thorax, arcuate 

 behind ; antenna? long, slender, pointed at apex : eyes large, 

 rounded, projecting. Thorax swelling out at base, wing-covers 

 broad, rounded to tips; legs stout. Abdomen broad, rounded on 

 the sides to apex, slightly truncate. 



Imago. — Length 0"03, antennae 0075 inch. 



General colour dull orange-yellow, legs and antennae fuscous at 

 tips; abdomen pale green to yellow, barred with fuscous; thorax 

 mottled with brown ; wings grey, semiopaque, thickly covered 

 with irregular brown spots; nervures light brown. Dorsal surface 

 covered with a grey pubescence. Head small, deeply lobed in 

 front, arcuate behind antennae, rounded on sides, convex behind, 

 with a median suture, and a small dark fovea on either side. 

 Face lobes small, rounded, slightly hairy. Antennae slender, 1st 

 and 2nd joints rounded at apex, 3rd longest, 4th-8th uniform, 

 9th- 1 0th thickened, rounded at tip. Eyes very large, projecting, 

 rounded on outer margin, truncate on inner edge : central ocellus 

 very small, hidden by the floury pubescence; lateral ocelli very 

 small, situated near centre of inner margin of eye. Thorax : 

 pronotum narrow, convex in front, with a dark fovea on either 

 side near extremities; dorsulum slender, rounded in front, tapering 



