SCALE-INSECTS. 47 



near the head, of the female, and the arrangement of the 

 male puparia above mentioned, sufficiently distinguish this 

 species. 



11. DIASPIS ROSJS, Sandberg. 



Aspidiotus rosa, Sandberg; Abhand., priv. Boh., No. 6, 

 p. 317. 



Diaspis rosoe, Signoret, loc. cit., 1869, p. 441. 

 N.Z. Trans., Vol. XI., 1878, p. 201. 

 (Plate IV., Fig. 6.) 



Female puparium nearly circular, white, often aggregated in 

 masses ; diameter, about -j^in. Pellicles, marginal. 



Male puparium white, elongated, carinated ; length, about 



^in- 

 Adult female deep-red in colour, elongated, the body deeply 

 segmented. Cephalic region very large, smooth. On each 

 segment of the body several spiny hairs. Abdomen ending in 

 two conspicuous lobes with a depression between them, and some 

 spiny hairs. Five groups of spinnerets, but the lateral groups 

 are almost continuous; uppermost group with about twenty 

 orifices ; in the lateral groups, fifty to sixty orifices. No single 

 spinnerets. 



Adult male orange-red in colour; antennae ten-jointed, 

 with several hairs on all but the first two joints ; feet slender, 

 hairy ; digitules, fine hairs. The spike is somewhat long. 



Habitat On rose-trees, Governor's Bay, Canterbury- 

 Napier. 



A European species, stated by Mr. Comstock to attack, in 

 America, blackberries and raspberries, besides the rose. 



The deep-red colour and abnormally-large cephalic segment 

 of this insect distinguish it from all others. 



12. DIASPIS SANTALI, Maskell. 



N.Z. Trans., Vol. XVI., 1883, p. 122. 



(Plate IV., Fig. 7.) 



Female puparium yellowish-grey in colour, sometimes with a 

 greenish tinge ; outline oval ; very convex ; pellicles at one end, 

 black, inconspicuous ; length of puparium, about -j'g-in. 



Male puparium white, elongated, carinated ; pellicle, black 

 length, about -^ in. 



