40 INSECTS NOXIOUS TO AGRICULTURE. 



Female puparium elongated; male pu- 

 parium similar but smaller. Abdomen of 

 female fringed LEUCASPIS. 



Female puparium double, the scales super- 

 imposed, first pellicle in the centre of the upper 

 scale ; male puparium elongated, not carinated AONIDIA. 



Female puparium completely enclosing the 

 insect; male puparium elongated, not carinated TARGIONIA. 



Genus : ASPIDIOTUS, Bouche. 



Female puparium varying in colour; circular in outline, 

 usually flat, sometimes rather convex ; pellicles usually in the 

 centre. 



Male puparium rather longer than that of the female, the 

 pellicle at one end; not carinated above. 



Groups of spinnerets usually four, sometimes five, and in 

 one American species (A. sabalis, Comstock) six; or, in a few 

 cases, altogether wanting. 



Adult females usually peg-top shaped. 



1. ASPIDIOTUS ATHEROSPERM.E, 



N.Z. Trans., Vol. XI., 1878, p. 198. 



(Plate IV., Fig. 1.) 



Female puparium circular, flat, brown ; diameter, about 2*0 i n - 

 The pellicles in the centre form sometimes a sort of boss or 

 protuberance, of lighter colour than the rest. 



Male puparium oval, flat, brownish, about ^ in. in length. 



Adult female light-yellow in colour, of the usual peg-top 

 shape of the genus ; length, about ^jin. ; corrugated the 

 last abdominal section, being very small, is much overlapped by 

 the rest. Four groups of spinnerets, upper pair with fifteen 

 orifices ; lower pair, nine or ten. Abdomen terminating in several 

 lobes, of which the four median are the largest; between the 

 lobes scaly serrated hairs. 



Adult male unknown. 



Habitat On Atherosperma Nova Z&landia, Wellington ; 

 Hawke's Bay. 



2. ASPIDIOTUS BUDL^EI/E, Signoret. 



Ann. de la Soc. Entom. de France, 1868, p. 115. 

 N.Z. Trans., Vol. XI., 1878, p. 198. 



