352 THE COCCIDAE 



eris arranged 1-1-1-G; amis and vulva probably 

 superimposed, anus eight times its width from 

 caudal margin, located on line between pre- 

 genacerores and postgenacerores; brevacera- 

 tubae with oraceratubae prominent, second 

 row with 1 oraceratuba, third row with 4 

 mesal and 5 lateral, fourth row with 4 mesal 

 and 4 lateral, and fifth row with 4 mesal and 

 6 lateral; altaceratubae large, prominent, six 

 on each side; mesospiracerores present. — 

 Chionaspis Candida Banks. — Philippine Islands 



on Cocos. inday Banks. 



hh. Pygidium with four plates on each lateris, plates 

 dagger-shaped, arranged 0, 1, 4, those of each lat- 

 eris arranged 1-1-1-1; median pair of lobes promi- 

 nent, oblique, confluent at proximal end; second 

 pair of lobes incised, mesal lobelet much larger 

 than lateral, distal portion bluntly rounded, en- 

 tire; altaceratubae prominent, six on each side; 

 genacerores 6-6(14-15)10-11. — Italy on asparagus— 



bcrlesii Leon, 

 dd. Pygidium without plates in second incisurae, plates slender, 

 increasing in size toward cephalic end of lateres, arranged 

 0, 0, 7, those of each lateris arranged 1-1-1-4; median pair 

 of lobes large, prominent, projecting, bluntly rounded, broad- 

 er than long, minutely serrate; second pair of lobes in- 

 cised, small, triangular, entire, mesal lobelet slightly larger 

 than lateral; brevaceratubae with oraceratubae of third row 

 with 4 mesal and 5 lateral oraceratubae; altaceratubae five 

 on each side; anus located near mesogenacerores, evidently 

 cephalad of vulva, about twelve times its width from caudal 

 margin; genacerores 10-12(25-26)20-27. — Ceylon on Artocar- 



pus. subcorticalis Green. 



bb. Pygidium with a single pair of lobes, divergent, forming narrow 

 margin to pygidial incisura, distal ends prominent and broadly 

 truncate; plates dagger-shaped, arranged 0, 4, those of each lat- 

 eris arranged 1-1-1-1, plate adjacent median lobe small; breva- 

 ceratubae with oraceratubae of third, fourth, and fifth rows ar- 

 ranged 4 mesal and 4-5 lateral; anus six times its width from 

 caudal margin, located near mesogenacerores, evidently cephalad 

 of vulva; mesospiracerores about 10; dorsum of mesothorax with 

 transverse row of sharply pointed, hooked spines with dilated 

 bases and three or four similar spines on ventral aspect caudad 

 of each metaspiracle; genacerores 4-6(10-16)24-28.— New South 

 Wales on Eucalyptus. foTviosa Green. 



SPECIES OF C.\NASPIS 

 Body of adult female ovate, broadest through mesothorax; lateral mar- 

 gins of mesothorax and metathorax with one or two conical processes 

 provided with ceratubae; pygidium with median pair of lobes small. 



