292 AUSTRALIAN PSYLLID.fi, 



phloia, and other species; attached all round the lower edge to 

 the leaf, and thickly clothed with numbers of looped filaments 

 giving it a woolly appearance. 



Pupa light yellow, darker on abdomen; legs and antennae semi- 

 transparent, except the tip of the latter, which is blackish; a 

 brown mark on either side of head, a broad stripe on either side of 

 thorax, a number of irregular spots, and inner edges of wing- 

 covers brown, sides of abdomen clouded with brown, with a 

 double row of spots as in the former species. Head large, lobed 

 in front, straight on sides, swelling out behind eyes, arcuate at 

 base; antenna? rather stout, standing out on sides; eyes rounded, 

 rather prominent; thorax a little broader than head, longer than 

 broad; wing-covers slender, oval, pointed at apex; legs short, 

 stout; abdomen large, globular, constricted at base, swelling out 

 and rounded to an anal tubercule, with an angular projection on 

 either side. The whole insect is fringed with fine hairs which are 

 covered with minute particles of manna. 



Imago. — Length 016, antennae 0-07 inch. 



General colour bright yellow marked with light brown, eyes 

 reddish-brown, legs and antennaa fuscous, darker markings on 

 thorax and apical segments of abdomen, wings semitransparent, 

 outer nervures light brown, inner nervures yellow. Head as 

 broad as thorax, short, deeply cleft in front, with a rounded lobe 

 on either side, a deep median suture and fovea, arcuate at base 

 of antennae and behind. Face lobes long, slender, widely divided, 

 reaching to base of 3rd antennal joint, rounded, and clothed with 

 fine hairs. Antennae long, slender, 1st joint very thick, 2nd 

 small, truncate, 3rd very long, nearly q,s long as 4th and 5th 

 combined, 4th-8th of uniform length, 9th-10th very short, rugose, 

 and rounded at tip. Eyes very large, as long as head, rounded 

 on outer edge : central ocellus at apex of median cleft; lateral 

 ocelli large, well back from eyes. Thorax : pronotum not as 

 wide as head, arcuate in front, forming a fold of lighter colour 

 along hind margin ; dorsulum elongate-oval ; mesonotum very 

 large, broad, arcuate in front, rounded on sides and behind, 

 truncate at junction with large rounded scutellum. Legs long, 



