16 



A CONTRIBUTION TO THE KNOWLEDGE OF 



Material examined. From Quercus emoryi, between Benson and 

 Dragoon and in the mountains east of Rice, Ariz. 



Fig. 4. Olliffiella cristicola Ckll. : A, anal opening of adult female; B, anal lobes 

 of first stage larva, right half dorsal, left half ventral ; C, spine from dorsum 

 of adult female; D, tubular duct; E, eight-shaped pore; F, pentagonal pore; 

 G, circular pore; H, tibia and tarsus of adult; I, antenna of first stage; J, 

 antenna of adult; K, first stage larva. 



