346 THE COCCIDAE 



hh. Pygidium with second pair of lobes incised, mesal 

 and lateral lobelets subequal in size, constricted 

 at proximal end, distal end broadly rounded, en- 

 tire; third pair of lobes incised, mesal lobelet 

 distinctly larger than lateral, constricted at prox- 

 imal end, distal end broadly rounded, entire; 

 median pair of lobes long, strongly divergent, not 

 confluent, serrate; plates longer than lobes, spine- 

 like, arranged 0, 1, 1, 3, those of each lateris ar- 

 ranged 1-1-1; altaceratubae apparently seven on 

 each side; latadentes with oraceratubae in sec- 

 ond and third incisurae; lateres irregularly den- 

 tate with four marginal oraceratubae; genacerores 

 8-9(16-17)16-17, pregenacerores and postgenacerores 

 of each side almost confluent. Philippine Islands 



on Mischocarpus. mischocarpi Ckll. & Robs. 



ee. Pygidium always with more than one plate in median 

 group of each lateris. 



f. Pygidium with three plates in median group of each 

 lateris. 



g. Pygidium with four plates in cephalic group of each 

 lateris, plates long, slender, arranged 0, 1, 1, 8, those 

 of each lateris arranged 1-3-4; median pair of lobes 

 large, divergent, confluent, serrate; second and third 

 pairs of lobes incised, lobelets prominent, mesal 

 larger than lateral, constricted at proximal end, dis- 

 tal end bluntly rounded, entire; brevaceratubae nu- 

 merous; mesospiracerores present; anus ten times its 

 width from caudal margin and about its own width 

 cephalad of vulva; genacerores 10-16(23-27)27-60. 



Ceylon on Gelonium varicosa Green. 



Eg- Pygidium with five plates in cephalic group of each 

 lateris, plates arranged 0, 1, 1-2, 9-11, those of each 

 lateris arranged lto3-3-5; median pair of lobes mod- 

 erate in size, divergent, confluent, serrate; second 

 pair of lobes incised, mesal lobelet larger than lat- 

 eral, projects farther caudad, sometimes exceeding 

 median lobe; third pair of lobes not incised, some- 

 times rudimentary; altaceratubae four on each side, 

 opening in latadentes; genacerores 8-14(19-28)19-33. 



Japan on Aucuba. aucubae Cooley. 



ft. Pygidium with two plates in median group of each lat- 

 eris, plates long, dagger-shaped, arranged 0, 1, 1, 7, those 

 of each lateris arranged 1-2-4; median pair of lobes 

 large, confluent, divergent, crenulate; second and third 

 pairs of lobes incised, lobelets subequal, rounded, en- 

 tire; brevaceratubae numerous; anus about seven times 

 its width from caudal margin and about twice cephalad 

 of vulva; genacerores 4-6(15-15)30-30. Samoa on palm. 

 samoana Doane & Ferris, 



