290 THE COCCIDAE 



rounded and entire, located near to fused median pair of lobes; 

 median pair of lobes strongly produced, broadly rounded, finely ser- 

 rulate; third pair of lobes small, incised; plates large, arranged 

 0, 1, 1, 4, those of each lateris placed separately and equidistant; 

 genacerores 6-8(20-25)25-35. New Zealand on Fuchsia. lactea Mask. 



SPECIES OF ALBATASPIS 



Pygidium with two pairs of lobes; median pair with lateral ends pro- 

 longed and crenulate; second pair of lobes large, incised, mesal lobe- 

 let longest, bluntly rounded, lateral lobelet pointed; plates long and 

 broad at proximal end, arranged 0, 1, 3, those of each lateris placed 

 singly and equidistant; lateris irregular and finely serrate; genacerores 

 2-5(5-14)15-24. Australia on Melaleuca. nivea Mask. 



SPECIES OF PINNASPIS 



a. Scale of adult female with a median keel and inclined to be tri- 

 carinate; pygidium with median pair of lobes closely approximated, 

 notched on lateral margin, broadly rounded; second pair of lobes 

 small; third pair rudimentary; plates arranged 0, 1, 1, 2, those of 

 second incisurae small, those of third large, those of each lateris 

 large and one located near each end; each lateral margin of caudal 



segment of preabdomen with two plates. Jamaica on bamboo 



bambusae Ckll. 



aa. Scale of adult female not with median keel and never tricarinate. 

 b. Pygidium with second pair of lobes incised, mesal lobelet larger 

 than lateral; median pair of lobes prominent, almost contigu- 

 ous, rounded, with notch on lateral margin; plates arranged 0, 1, 

 each lateris with a few plates; lateres serrate; genacerores 

 4-4(10-10)9-11. Philippine Islands on Celtis, Sandoricum, Si- 



phonodon. siphonodontis Ckll. & Rob. 



bb. Pygidium with second pair of lobes not incised. 



c. Body without groups of mesospiracerores ; pygidium with me- 

 dian pair of lobes adjacent, distal end rounded, notched on 

 lateral margin; second pair of lobes bluntly rounded, short, 

 curved mesad; plates arranged 0, 1, 3, those of each lateris 

 situated one near each second lobe, one near middle, one near 

 cephalic margin; genacerores 5-5(13-15)12-13. Java on Persea. 



rombica Leon, 

 cc. Body with groups of mesospiracerores. 



d. Pygidium with median pair of lobes rounded, adjacent, 

 deeply notched on lateral margin; second pair of lobes 

 small, rounded, spatulate; plates arranged 0, 1, 3, those of 

 each lateris situated, one near second lobe, one near middle, 

 third at cephalic end; each lateral margin of caudal seg- 

 ment of preabdomen with two plates; genacerores 4-4(9-12) 

 11-13; mesospiracerores about 3. Mytilaspis pandani Comst. 

 Massachusetts, New York, West Indies, Panama, Europe 

 on Buxus, Dictyosperma, Areca, Pandanus, Anthurium, 

 Thrinax, Dracaena, cocoa-palm buxi Bouche. 



