PLATE 15 



EXPLANATION OP FIGURES 



101 Oblique transverse section through the posterior end of an egg of Icerja. 



102 A portion of longitudinal section of an egg like the one represented in 

 figure 66. 



103 Transverse section through the second maxillae of an Pseudococcus 

 embryo like the one represented in figure 50. 



104 Transverse section through the second maxilla region of an embrj^o like 

 that represented in figure 50. 



156 



