Bui. 903, U. S. Dept. of Agriculture. 
Plate VII 
The Grape Phylloxera in California. 
Phylloxera vitifoliae: a-c, "Winged migrant; a, dorsal view; b, antenna; c, basal sensorium of 
antennal segment III; d, hind leg; e, beak;/, male egg; g, radieicole egg; h, i, female eggs; 
j, k, I, sexed female;;', enlarged ventral view showing contained winter egg; k, antenna; 
/, newly hatched female; m, mature male just after casting last skin. 
S& 
