150 



chitinous and has a scaly appearance. Caudal tubercles, each with 

 two stout spines and one long bristle, situated near the inner mar- 

 gin. The margin of the funnel appears to have numerous fine, short 

 spines. 



Female viviparous. Young larva resembling Pscialococcus. Anal 

 tubercles, with two stout spines and one long hair, which is longer 

 than those of anal ring. Margin of abdomen beset with slender spines, 

 which are more pronounced towards caudal end. Antennae 6 jointed, 

 of which 6 is the longest and 3, 4 and 5 are subequal; joint 1 is 

 broader than long. Each joint bears several fine long hairs and joint 6 

 ends with numerous hairs. The male is of ordinary type, with caudal 

 tubercles well formed and bearing each two long setae, which are 

 about half as long as the antennae. These are ten jointed, with 2 

 and 3 longest and subequal. Joint 1 is about as broad as long, the 

 rest of the joints are subequal and all joints quite hairy. Legs are 

 long and slender, quite hairy. Tibia a trifle longer than femur and 

 about 3 times as long as tarsus. Claw long, straight and slender. 



Hab. on leaves of Urera sandivichensis (Opuhe). Pauoa 

 ti'ail, Tantalus, Oalm, Hawaiian Islands. 



Explanation of Plate 5. 



Cissococcus? oahuensis n. sp. 



1. Leaf showing galls in situ. 



2. Galls, different aspects. 



3. Gall cnt open showing adult female. 



4. Larva. 



5. Caudal end of body of larva. 



6. Antenna of larva. 



7. Adult male. 



8. Adult female. 



9. Tibia, tarsus and claw of female. 



10. Antenna of adult female. 



11. Anal lobes and ring of adult female. 



