74 Transactions. — Zoology. 



CtenocJiiton rhizophora, test of female, dorsal view. 

 „ test of female, side view. 



female, second stage, dorsal view. 



larva. 

 „ foot of larva. 



Plate IV. 



Ceronema banksice, insects on leaf. 



„ adult female, dorsal view. 



„ test of male, dorsal view. 



„ adult female, removed from test. 



„ antenna of female. 



„ foot of female. 



„ spiracular spines of female. 



„ arrangement of dorsal canals. 



„ dorsal canals near median region. 



„ dorsal canals near margin. 



diagram of female, second stage. 



larva. 

 „ antenna of larva. 



Plate V. 



Lecanium pater sonice, adult female, dorsal view. 

 „ antenna of female. 



„ pustules, spots, and marginal spines. 



4. Lecanium pingue, insects on twig. 



adult female, dorsal view, 

 antenna of female. 



diagram of larva, to show length of antenna 

 and the anal lobes. 

 8. Pulvinaria mammea, insect and ovisac on leaf. 



„ early adult female, dorsal view. 



„ antenna of female. 



„ foot of female. 



Plate VI. 



Frosopophora prosopidis, test of female, dorsal view. 

 „ test of male, dorsal view. 



„ diagram of female, to show the circular 



discs and spinnerets. 

 „ antenna of female. 



Planclionia ventruosa, insects in pits on bark. 



„ adult female, dorsal view. 



„ adult female, ventral view. 



„ adult female, side view. 



„ spinnerets. 



„ larva. 



fringe of larva. 

 Dactylopius vastator, insects on twig. 



„ adult female, dorsal view. 



„ antenna of female. 



„ foot of female. 



„ larva. 



Plate VII. 



Spliarococcus styphelia;, insects on twig. 



„ diagram of female, showing feet. 



foot of female. 

 „ spinnerets. 



