92 



CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



EXPLANATION OF PLATE X. 



Pulvinaria psidii Mask. 

 Fig. 42. Marginal spines of female. 



Pulvinaria aurantii Ckll. 

 Fig. 43. Marginal spines of female. 



Pulvinaria horii, sp. nov. 



Fig. 44 



Fig- 45 

 Fig. 46 



Fig. 47 

 Fig. 48 

 Fig. 49 

 Fig. 50 



Fig- 51 

 Fig. 52 



Female scales on a host. 



Marginal spines of female. 



Antenna of female. 



Leg of female. 



Ventral aspect of first larval stage. 



Antenna of first larval stage. 



Leg of first larval stage. 



Marginal spines of first larval stage. 



Anal triangular plates of first larval stage. 



