204 THE CANADIAN ENTOMOLOGIST 



ma\' be \cllowish pink, some bright pink, to brick-dust red; others 

 almost green, or yellowish green. A few mottled or darkened at 

 the sides. The mature fen^ale is usually a slaty-grey or dull bluish 

 black covered with much whitish meal; form globular. 



The pronotum has two blackish tubercles. The abchjmen 

 with 5-6 (usually 6) pairs of lateral tubercles; segments 7 and 8 

 each with two sub-median dorsal tul)ercles or dark plates. An- 

 tenna* as long or slightly shorter than the body, especially in the 

 early broods; 1st segment wider and a little longer than the 2nd; 

 the 3rd the longest in the earl\- broods, about as long as the 0th 

 in the later broods; 4th longer than the 5th; 3rd to 0th markedly 

 imbricated. Cornicles black, rather long, somewhat tapering towards 

 theape.x; in t)thers almost c\ndrical; imbricated; in certain stages 

 they may be somewhat paler at the base. The 7th and Mth seg- 

 ments of the abdomen show, in some specimens, a darker plate 

 which liears the papilla'. Legs pale grey to pale brownish green, 

 apical half of mcso- and meta-femora bhu^k, also the tibial tips 

 and the tarsi. Antenna' dark bnnvn, almost white at the base. 

 Proboscis reaching to the 2nd pair of legs. Cauda small, dark. 

 Length — 2 to 2.2 mm. 



Nymph — Pink, reddish yellow or salm<jn colour, with fine 

 while mealy covering. Eyes reddish black. Apex of cornicles and 

 wing pads dark. Base of antenna' and legs paler. 

 Oviparous fetyiale. 



Apterous, yellow, or lemon-yellow, to greyish or dull greenish 

 yellow; head darkened. Antennae nearly as long as the body; 

 1st segment longer and broader than the 2nd; 3rd longer than the 

 4th, not quite as long as the 6th; 4th a little longer than 5th, 

 about half the 3rd ; 6th a little longer than 4th and 5th ; its basal area 

 about half as long as the 5th; yellowish to pale greenish; the 5th 

 and 6th segments smoky, m.arkcdly imbricated; sensorium on 5 

 and 6 normal. Eyes large. Cornicles straight, cylindrical, about 

 as long, but thicker than the 4th antennal segment, pale yellowish 

 to dusk\- \ellow, except tor the \ery dusky tip, imbricated and 

 with cne or two marked apical stria\ Fore and mid legs \ellow 

 or yellowish green, except the tarsi, which are dusky and the tips 

 of femora and tibic; hind legs with broadened tibia', dusky, except 

 at the Ijase, with 45-50 sensoria o\er the whole surface; tarsi dark. 



