294 AUSTRALIAN PSYLLID^K, 



forming a thin brown shell or lower valve attached to the leaf * 

 upper valve commencing with a small hinge, swelling out to lower 

 edge; curving round in concentric rings, forming a convex rounded 

 shell fringed on summit and outer margin with short filaments. 



Pupa dark red; legs, two spots on head, wing-covers and the 

 spots between them, and two rows of spots down centre of 

 abdomen black; ventral surface of head and thorax light red. 

 Head short, broad, rounded on sides; antenna? very long, slender, 

 curving round to centre of wing-covers ; eyes small. Thorax 

 short, wing-covers short, rounded; legs short, thick. Abdomen 

 short, constricted at base, swelling out, rounded to tip, broader 

 than long. 



Imago. — Length (H85, antenna? O045 inch. 



General colour ochreous, with creamy-white and pink tints; 

 head and thorax finely shagreened, thickly covered with small 

 black spots; abdominal segments dark brown to black, with lower 

 margins ochreous ; wings thickly mottled with fine spots and 

 larger blotches of black and brown, nervures white at base, black 

 in clouded portions, pink in clearer portions. Head as wide as 

 thorax, short, face turned downward, slightly cleft in centre, 

 arcuate behind antennae and basal margin. Face lobes large, 

 broad, rounded, thickly fringed with white hairs. Antennae very 

 short, 1st joint short, black; 2nd short, cylindrical; 3rd slender, 

 as long as 4th and 5th combined; 4th-8th uniform in length, 

 apex of each fuscous; 9th-10th forming rounded tip. Eyes very 

 large, rounded on sides, angular behind : central ocellus large, 

 situated at apex of median suture; lateral ocelli large, red, close 

 to outer margin of eyes. Thorax : pronotum creamy-white, with 

 a brown spot in centre, very narrow ; dorsulum broad, short, 

 rounded in front, produced into a conical point at tips, hind 

 margin truncate at apex; mesonotum very large, convex, arcuate 

 in front, rounded behind except in front of scutellum, where it is 

 arcuate and flattened; scutellum creamy-white, tinted with pink, 

 arcuate in front, broadly rounded on sides. Legs long, ochreous 

 with dark markings on femora, tibia?, and basal joint of tarsi. 

 Wino-s broad, a little more than twice as long as broad, rounded 



