TRIBE DIASPIDINI 359 



SPECIES OF INCHOASPIS 

 Pygidium of adult female with minute median lobe located on each 

 side of pygidial incision, triangular, entire, with a prominent oracera- 

 tuba at its proximo-mesal angle; second, third, and fourth pairs of 

 lobes incised, mesal lobelet at least twice as large as lateral, margin 

 broadly rounded, lateral lobelet more angular with an irregular mar- 

 gin; plates longer than lobes, arranged 0, 1, 0, 2, 1, those of each 

 lateris adjacent to a fourth lobe, there may be others; second and 

 third incisurae with two minute adjacent triangular projections, prob- 

 ably latadentes; dorsal oraceratubae numerous, in rows; spiracerores 

 wanting; altaceratubae present; second exuvia of female with deep 



transverse thoracic constriction. — Southwest Africa 



amaniensis Lindgr. 



SPECIES OF GRAPHASPIS 



Pygidium of adult female with three pairs of lobes; median pair of 

 lobes fully projecting, curved, divergent, mesal margin finely serrate, 

 lateral margin entire; second and third pairs of lobes incised, lobe- 

 lets similar, bluntly pointed, mesal lobelets of second pair of lobes 

 projecting farther caudad than median pair of lobes; plates small, 

 not much longer than lobes, arranged 0, 1, 1, 4, those of each lateris 

 arranged 1-1-2; altaceratubae seven on each side; brevaceratubae 

 fairly numerous, irregularly arranged; genacerores wanting; anus and 

 vulva superimposed; scale of adult female pyriform. — Ceylon on 

 Antidesma. permutans Green. 



SPECIES OF AMETROCHASPIS 

 Scale of adult female short, pyriform; pygidium with three pairs of 

 lobes; median pair of lobes divergent, not projecting, elongate, placed 

 in pygidial incision, serrate; second and third pairs of lobes incised, 

 lobelets constricted at proximal end, distal end broadly rounded, mar- 

 gins entire, mesal lobelet larger than lateral; plates distinctly longer 

 than lobes, arranged 0, 1, 1, 4, those of each lateris arranged 1-1-2; 

 altaceratubae eight on each side; brevaceratubae numerous, irregular- 

 ly arranged; genacerores wanting; mesospiracerores represented by 

 small group of pores; anus and vulva superimposed. — Ceylon on 

 Antidesma. flava Green. 



SPECIES OF PRONTASPIS 

 a. Pygidium with median pair of lobes with lateral and mesal mar- 

 gins serrate, divergent, lateral margins subparallel; second and third 

 pairs of lobes small, subequal, incised, serrate; setae short; plates ar- 

 ranged 0, 1, 1, 3, each lateris with a plate near a third lobe, one at 

 cephalic end, and one midway between these two; preabdomen with 

 caudal segment with 5-6 plates; anus broader than long, about fifteen 

 times its width from caudal margin and about twice caudad of vulva; 

 altaceratubae about four on each side. — Southern States, West Indies, 

 Mexico, New Zealand, Australia, Japan, Samoa on Euonymus, Osman- 



thus, orange, palms. citri Comst. 



aa. Pygidium of adult female with all lobes entire; median pair of 

 lobes distant, divergent, distal end round; second and third pairs of 



