296 AUSTRALIAN PSYLLIDjE, 



forming a regular pattern on thorax; basal segments of abdomen 

 marked with fine black interrupted bars; apical portion light 

 chocolate-brown, rugose, flattened, and marked with irregular 

 punctures. Legs, antennae, and outer edge of abdominal segments 

 fringed with coarse hairs. 



Pupa with white colour of larva changing into opaline-blue, 

 brightly spotted with red, bands upon abdominal segments 

 thickened. Head truncate between antennae, sloping down to 

 eyes, arcuate behind; eyes very large; antennae long, thick, very 

 stout at base. Thorax broad, legs thick, stout; wing-covers small, 

 pointed at apex. Abdomen large, flattened at apex, and irregu- 

 larly rounded to tip. 



Imago. — (Q) Length 021, antenna? O08 inch. 



General colour pale opaline-blue; ocelli, edges round eyes, spots 

 on head, and outer margins of abdominal segments bright red; 

 first and second joints of antennae black; terminal joints, legs, 

 and ventral surface ochreous; thorax barred with light chestnut; 

 abdominal segments black, with apical margins banded with blue 

 and red, genitalia red; wings semi-opaque, the transverse nervure 

 at base of subcostal and outer edge of wing blotched with black, 

 nervures bright reddish-brown. Head short, as broad as thorax, 

 slightly lobed in front, rounded, arcuate at base of antennae, with 

 shallow median suture, rounded on sides, arcuate behind. Face 

 lobes very narrow. An tenure very long, 1st joint very broad, 

 rounded on sides, 2nd joint globular, 3rd-5th uniform, cylindrical, 

 fith more slender, 7th-8th very long, slender, 9th shorter, 

 thickened towards apex, 10th short, truncate at tip. Eyes large, 

 reniform, projecting: central ocellus large, at base of median 

 suture, hidden from above; lateral ocelli large, close to hindmargin 

 of eyes. Thorax : pronotum narrow, lobed at extremities, and 

 marked with black spots; dorsulum short, broad, rounded on 

 either side, truncate and slightly serrate at extremities; mesono- 

 tum large, arcuate in front, sloping to a point on either side, 

 rounded, truncate at apex; scutellum large, truncate in front, 

 arcuate on sides, rounded behind. Legs long, stout, fringed with 

 fine hairs, apex of tibiae and tarsi clouded with fuscous. "Wings 



