350 THE COCCIDAE 



lateris arranged 1-1-1-2; spiracerores well 

 developed, 4-5 cerores in each, group; anus 

 about ten times its width from caudal mar- 

 gin and about twice cephalad of vulva; alta- 

 ceratubae numerous, thirteen or more on 

 each side, apparently not large; genacerores 



11-14(16-20)23-31. Algeria on Ceratonia 



ceratoniae Marchal. 



jj- Pygidium with second row of brevaceratubae 

 with four or five oraceratubae present, other 

 rows distinct; median pair of lobes contigu- 

 ous or confluent, divergent; second pair of 

 lobes distinct, not incised; plates apparently 

 0, 1, 5, not well developed; spiracerores dis- 

 tinct, 2-3 cerores in each group; altacera- 

 tubae not numerous and not arranged in 

 groups; genacerores 8-10(15-21)15-22. Al- 

 geria on Bupleurum bupleuri Marchal. 



hh. Pygidium with second row of brevaceratubae with 

 oraceratubae wanting, third row with 5 mesal 

 and 4 lateral pores, fourth row with 3-4 mesal 

 and 5-6 lateral pores; median pair of lobes con- 

 fluent, oblique, large, divergent, minutely ser- 

 rate, not projecting strongly; second pair of lobes 

 minute, incised, inconspicuous; plates stout, larg- 

 er on cephalic part of lateres, arranged 0, 1, 6, those 

 of each lateris arranged 1-1-1-3; abdomen and 

 thorax with many conspicuous oval pores; anus 

 near to, probably cephalad of vulva, eight times 

 its width from caudal margin; mesospiracerores 

 present; genacerores 10-10(18-20)22-22. Ceylon on 

 Strobilanthus. strobilanthi Green. 



ee. Pygidium with postgenacerores always less than twenty, 

 f. Species found, so far as known, only in Africa. 



g. Pygidium with genacerores 3-4(5-12)13-18; median 

 pair of lobes broader than long, distant, not oblique, 

 not confluent, distal margin crenulate; second pair 

 of lobes incised, triangular, small; plates long, slen- 

 der, arranged 0, 1, 2, probably three distant plates 

 on lateres; altaceratubae small; brevaceratubae pres- 

 ent. South Africa on mistletoe visci Brain. 



gg. Pygidium with genacerores 8-12(14-17)12-15; median 

 pair of lobes divergent, confluent at proximal end, 

 not large, entire; second pair of lobes prominent, 

 incised, mesal lobelet large, projecting farther 

 caudad than median lobe, bluntly rounded, much 

 larger than lateral lobelet; plates dagger-shaped, ar- 

 ranged 0, 1, 3, those of each lateris placed singly and 



