242 



insect grows its caudal filaments protrude from the opening 

 of the gall. Some galls are found on the underside of the 

 leaves, l)ut not very often. 



Habitat. — In galls on leaves of Santalum litfomJe, sea- 

 shore, and S. ellipticum, Palolo Valley, Oahu, Hawaii (O. H. 

 Swezey). 



Pseudococcus montanus sp. n. 



Adult female viviparous, about 2 mm. long by 1 mm. 

 broad, measuring with caudal filament 3 mm. long; of a light 

 l)rownish yellow color. Body covered with a very thin secretion, 

 wiiich does not hide the color nor the segmentation. Anten- 

 nae and legs light brown. Insects form in clusters between 

 the leaves and produce quantities of white, fluffy, mealy sub- 

 stance, which contains the yoimg. When placed in hot KOH 

 body turns orange brown. Antennae eight-jointed, short and 

 stout. Joint 8 longest, joints 1, 2 and 3 much stouter than 

 the rest. Joints 1, 2 and 3 subequal. Joint 1 is about as 

 broad as long. Joints 4 and 5 subequal. Joint 6 shortest. 

 Joint 7 cup-shaped, a trifle longer than G, but broader. Joint 

 8 fits into the cup of joint 7 like into a socket. All joints are 

 ouite hairy. Legs much longer than the antennae and very 

 otout, especially the femur, which is very broad. All joints 

 are hairy. Femur plus trochanter is subequal with tibia plus 

 tarsus plus claw (middle leg). Digitules of tarsus, fine hairs 

 with knob; those of claw;, curved dilated hairs, reaching be- 

 yond claw. Trochanter with very long stout bristle about 

 half as long as femur. All hairs on legs quite long and stout. 

 Anal ring large, with very long stout hairs, much longer than 

 the caudal setae, which are quite slender. Caudal lobes well 

 developed, with two very stout conical spines, which are sur- 

 rounded by several long stout hairs and small round pores. 

 Each segment bears on its margin a pair of spines with a 

 group of round pores forming distinct marginal patches, which 

 diminish in size cephalad. Derm with very small round pores 

 and scattered hairs. 



Habitat. — On Freycinetia ai-notti, Palolo Valley (O. H. 

 Swezey), and on Astelia veratroides on Mount Olympus trail 

 (P. H. Timberlake). 



