264 THE COCCIDAE 



aa. Pygidium of adult female without groups of genacerores 



Suturaspis Lindgr. 



SPECIES OF LEUCASPIS 



a. Pygidium of adult female with five or less groups of genacerores. 



b. Pygidium of adult female with five distinct groups of genacerores. 



c. Pygidium of adult female with two pairs of lobes; the median 



pair of lobes short and broad with distinct lateral and mesal 



notches; second pair of lobes broad, incised, each lobelet with 



lateral and mesal n(itches; distapectinae short and broad, not 



as long as lobes, arranged 2, 1, 3; setae long and prominent, 



much longer than lobes; altaceratubae and brevaceratubae 



present; anus located on line drawn through pregnacerores 



and vulva on line between pregenacerores and postgenacerores; 



genacerores 5-5(9-11)7-9; scale of adult female snowy-white 



with parallel sides. — Japan on bamboo bambusae Knw. 



cc. Pygidium of adult female with three pairs of lobes; lobes 

 about as broad as long, entire, bluntly rounded; plates short, 

 stout, triangular, arranged 2, 2, 3, 3-4; mesospiracerores about 

 10; genacerores in five groups, three cephalic groups some- 

 times contiguous, forming single group, 19-19(27-32)19-23; 

 caudal margin with 8 symmetrically placed large setae; sec- 

 ond nymphal female with two pairs of lobes, broad, deep lat- 

 eral and mesal notches; distapectinae broad. — Fiorinia gigas 

 Mask., Fiorinia morrisi (Brittin) Green. — New Zealand on 



Astelia, Atherosperma, Coprosoma, Pittosporum gigas Mask. 



bb. Pygidium with less than five groups of genacerores. 



c. Pygidium of adult female with three groups of genacerores, 

 mesogenacerores and pregenacerores combined into single 

 crescentric group, sometimes in five groups, 9-9(15-22)10-14; 

 pygidium with margin fringed with long slender furcapectinae, 

 much longer than two pairs of short, blunt, unnotched lobes; 

 mesospiracerores 10; vulva located between postgenacerores 

 and anus located at about same distance from caudal margin. 

 Fiorinia stricta Mask. — New Zealand on Dendrobium, Hedy- 

 carpus, Phormium, Cordyline, Astelia, Hoheria.-.sfric^a Mask. 

 cc. Pygidium of adult female with single large horse-shoe-shaped 

 group of genacerores, 200 cerores, apparently formed by com- 

 bination of all five groups; pygidial margin with broad mesal 

 series of thickened, short, sublobe-like projections; on each 

 side cephalad of this thickened area margin of pygidium to 

 line drawn through caudal margin of genacerores, bearing 

 short, sharp, triangular, plate-like projections, much longer 

 than projections of thickened area; anus and vulva a;t about 

 same level, near transverse line drawn through caudal ends of 



genacerores. — Australia on Cordyline cordylinidis Mask. 



aa. Pygidium of adult female with more than five groups of gena- 

 cerores. 



b. Pygidium of adult female with three pairs of lobes. 



c. Mesospiracerores 9-11, metaspiracerores 2-3; pygidium of adult 



