TRIBE ASPIDIOTINI . 401 



jj. Pygidium with linaceratubae eight to ten 

 times as long as wide. 



k. Pygidium with genacerores (7-9)8-15; me- 

 dian pair of lobes rounded with large later- 

 al and feeble mesal notches; second pair of 

 lobes narrower and almost entire; third 

 pair of lobes smaller and notched on outer 

 side; median lobes extend farther caudad 

 than second pair; pectinae arranged 2, 2, 

 3, 6, those of each lateris about twice as 

 long as a third lobe; anus slightly nearer 

 postgenacerores than caudal margin. — Aus- 

 tralia on palm simillimus Ckll. 



kk. Pygidium with genacerores (6-11)4-6; me- 

 dian pair of lobes largest, mesal and lateral 

 notches not prominent, distal end rounded 

 between notches, subequal in length to 

 second pair; second and third pairs slender, 

 longer than broad, constricted on proximal 

 portion, distinct lateral notch; pectinae 

 subequal in length or slightly longer than 

 lobes, arranged 2, 2, 3, 6-7, those of each 

 lateris unapectinae; spiracerores wanting; 

 caudal portion of lateres toothed, cephalic 

 portion entire; linaceratubae long, distinct, 

 opening at margin. — Aspidiotus simillimus 

 translucens Fern. — Ceylon, Hawaiian Is- 

 lands on Loranthus, Dahlbergia 



transparens Green. 



ii. Pygidium with single pectina in median incis- 

 ura; median pair of lobes long and projecting, 

 subquadrangular, longer than broad, deep lateral 

 notch, distal portions rounded, converging 

 caudad, almost contiguous; second pair of lobes 

 small, longer than broad, deep lateral notch; 

 third pair of lobes smaller than second, similar 

 in form, deeply notched; pectinae of median and 

 second incisurae narrow, distapectinae, others 

 unapectinae, arranged 1, 2, 3, 6; anus over four 

 times its width from caudal margin; gena- 

 cerores (7-9)6-8— Philippine Islands on Corpyha. 

 corypJiae Ckll. & Rob. 



hh. Pygidium with anus distant from caudal margin 

 six or seven times its width. 



i. Pygidium with genacerores (0-2)0-2; median 

 pair of lobes elongate, longer than broad, distal 

 end rounded, distinct lateral and faint mesal 

 notches; second pair of lobes similar in shape, 

 notches smaller; third pair of lobes longer than 

 broad, one or two lateral notches, bluntl" 



