62 THE COCCIDAE 



of lobes subequal in size, somewhat irregular in form; 

 fifth pair of lobes triangular, pointed; pectinae longer 

 than lobes, deeply lacinate, arranged 2, 2, 3, 3, 3, 2; setae 

 minute, not as long as lobes; margin apparently with eight 



altaceratuba-like oraceratubae. India on Aglaia 



viridis Lindgr. 



cc. Pygidium of adult female without lobes or pseudolobes, with 

 about five slight undulations, margin serrate; setae minute, 

 inconspicuous; pygidium of second nymphal female with me- 

 dian pair of lobes large, elongate, subquadrangular, rounded, 

 distinct lateral notch; second pair of lobes similar in size 

 and form to median lobes; third pair of lobes one-third size 

 of second pair, bluntly pointed; pectinae about as long as lobes, 

 arranged 2, 2, 2, 2, those of each later is adjacent third lobe 

 and broader than others; lateres irregularly dentate. New 

 Caledonia on Podocarpus. longa Lindgr. 



SPECIES OF AONIDIA 



a. Pygidium of adult female without lobes and with pseudolobes, sec- 

 ond nymphal female with three pairs of lobes. 

 b. Pygidium of second nymphal female known. 



c. Pygidium of second nymphal female with pectinae arranged 

 2, 2, 3, 0; pectinae with sides parallel, subequal in length to 

 lobes; lobes conspicuous, three pairs, lateral and mesal mar- 

 gins parallel, distal margin crenulate, pygidium of adult fe- 

 male with mesal depression on caudal margin on each side of 

 which occasionally short wide faint lobes can be identified. 



West Australia on Banksia. banksiae Fuller. 



cc. Pygidium of second nymphal female with pectinae arranged 

 0, 2, 2, 12, each lateris completely fringed with narrow dista- 

 pectinae, pectinae not longer ithan lobes; median pair of lobes 

 elongate, much longer than wide, mesal margin straight, distal 

 and lateral margins continuous curve, notched; second and 

 third pairs of lobes similar to median; pygidium of adult 

 female with numerous asymmetrical narrow lobe-like projections 

 with plate-like projections at their distal end. Ceylon on 



Ficus. plane honioides Green. 



bb. Pygidium of second nymphal female unknown. 



c. Pygidium of adult female always with lobe-like or plate-like 



projections, although sometimes small. 



d. Pygidium of adult female with mesal lobe-like projection, 

 e. Pygidium of adult female with truncate mesal projection 

 bearing three small spine-like setae; two conical projec- 

 tions on each side cephalad of mesal projection, equidis- 

 tant from each other and mesal projection, each bearing 

 one comparatively long and two short setae; margin of 

 pygidium with low, broad, inconspicuous, lobe-like projec- 

 tion just cephalad of each projection, minutely serrate; 

 anus and vulva located near middle of pygidium. Ceylon 

 on Mesua. perplexa Green. 



