BY WALTER W. FROGGATT. 259 



long as broad, glassy transparent, acute at extremity; stigma 

 distinct; radius very short, turning upward; stalk of subcosta 

 longer than stalk of cubitus; furcations of upper arm of cubitus 

 forming an angular cell at tip of wing. Legs long, slender. 

 Abdomen narrow at junction with thorax, broad behind, tapering 

 to tip. 



Type Psyllafici, Tryon. 



Mycopsylla fici, Tryon. 



Psylla fici, Tryon, Trans. Nat. Hist. Soc. Queensland, Vol. i., 

 1892-4, p. 60. 



(Plates XV., fig. 7; xvi., fig. 17.) 



Eggs deposited in patches of about 50 upon the underside of 

 leaves, close together, but not in contact; dark reddish-brown, 

 finely granulated; oval, pointed at the extremities, showing a 

 straight parallel ridge or keel of lighter colour along the dorsal 

 surface. 



Larva. — First stage: pale yellow, eye- spots brown; general form 

 oval, with a flange round body ; segmental divisions distinct; 

 clothed with short hairs forming a fringe round outer margins, a 

 pencil of white wax-like secretion cleft at tip projecting from 

 above tip of abdomen. Second stage : dull white to pale yellow, 

 entire upper surface of head (except median suture), four large 

 angular blotches on thorax, wing-covers, four interrupted bands 

 on basal and apical portion of abdominal segments black; eyes 

 bright orange. Head broad, oval; antennae very short forming a 

 curved horn in front of eyes; eyes not projecting. Thorax swell- 

 ing out behind eyes, rounded at base; wing-covers short, broad, 

 standing out, rounded to tip of abdomen; lightly clothed with 

 short hairs. Ventral surface pale yellow; basal portion of legs, 

 tip of rostrum, four slender bars on the upper and whole of the 

 apical segments of abdomen fuscous; tibia? and tarsi ochreous. 



tiipa. — General colour as in last stage of larva, only the coloura- 

 tion much lighter, and tinged with yellow; abdomen pale green. 

 Head lobed in front, swelling out behind eyes, truncate at base; 



