418 THE COCCIDAE 



pair nearly twice as long as fourth, shortest ; three 

 pairs of subequal lobes, lateral margins sloping 

 and serrulate; pectinae shorter than lobes, ar- 

 ranged 2, 2, 3, 1; genacerores (11-17)12-14. 



Japan. kelloggi Kuwn. 



hh. Pygidium with fifth and sixth pairs of paraphyses 

 subequal, second, fifth, and sixth pairs longest, 

 first, third, and fourth pairs subequal, much short- 

 er than others, all enlarged at cephalic end and 

 club-shaped; median pair of lobes broad, short, 

 broadly rounded; second pair of lobes subequal in 

 length, broader than median pair; third pair of 

 lobes similar to second, broader; pectinae Y- 

 shaped furcapectinae, arranged 1, 1, 1, 3, caudal 

 one of each lateris not Y-shaped; genacerores 



(8-9)7-9. England on Cattleya alienus Newst. 



dd. Pygidium with first and second pairs of paraphyses subequal, 

 shorter than third, fourth, fifth, and sixth pairs; median pair 

 of lobes small, distant, nearly outline of half-circle; second 

 pair of lobes twice as broad as median; third pair of lobes 

 fully three times as broad as median, margin minutely ser- 

 rulate; each lateris minutely serrulate with three distant 

 notches limiting four broad projections; genacerores (8-9) 



6-7. Mexico on orange. albopictus Ckll. 



cc. Pygidium with seven pairs of paraphyses, fifth rarely not as 



broad as others. 



d. Pygidium with fifth pair of paraphyses distinctly longer than 

 fourth. 



e. Pygidium with fifth pair of paraphyses four times as long 

 as fourth. 



f. Pygidium with second pair of paraphyses shorter than 

 fifth and three times as long as first, second, fifth, and 

 seventh pairs longest, first, third, and fourth pairs 

 shortest, sixth intermediate; median pair of lobes short, 

 narrow, lateral margin obliquely rounded, entire; sec- 

 ond pair of lobes short and broad, broader than median 

 pair, lateral margin broadly obliquely rounded, serrate; 

 third pair of lobes short and broad, broader than sec- 

 ond pair, lateral margins obliquely rounded, serrate; 

 pectinae short, narrow, distapectinae, arranged 2, 2, 2, 6, 

 those of each lateris arranged 2-1-1-1-1; genacerores (15- 

 16)7-9. Mexico, Central America on Avocardo pear, 



Citrus, Laurus. scutiformis Ckll. 



ff. Pygidium with second pair of paraphyses as long as 

 fifth, about twice as long as first, seventh pair distinctly 

 shorter than fifth and longer than first, third, fourth, 

 and sixth pairs subequal, about one-half length of first; 

 median pair lobes short, distal end oblique on each side, 

 bluntly rounded; second and third pairs of lobes smaller 

 but similar; pectinae very inconspicuous; lateres serru- 



