239 



Adult feiiiiilo viviparous, light yejlow green. Dorsum 

 tliicklv covered with fine glassy hair. Antennae seven-jointed, 

 but six-jointed individuals are fi»uu(h Legs short and stout. 

 Derm shows rows of large round ]iores wliicli form groups 

 near margin. Infesting knaves of ripiiirus aJhuliis. 



■piptiiri n. sp. 



Pscudococcii.s straiissiae s]). n. 



Adult female viviparous, light ^^ellow green, acutely round- 

 ed cephalad, egg-shaped. Body very slightly covered with 

 wliite secretion, not hiding segmentation. Margin with very 

 slender, hairlike filaments about as long as the average width 

 of the body. Four caudal setae present, the two inner pair 

 6 mm. long, the two outer pair not quite as long as body, 

 glassy white. Insect very active, abont 3 mm. long by 2 mm. 

 broad. ^Mien placed in KOH body turns yellow with an 

 orange tinge on the cephalic and caudal end of body. An- 

 tennae eight- jointed, very long and slender, almost aphis-like, 

 and liearing very long, slender hairs. Joint 8 longest, but 

 at times subequal with 3; joint 5 next; joints 2, 4 and 7 next 

 and subequal ; sometimes joint 7 is longer than 4. Joint 1 is 

 shortest and about half as long as 0. Formula: S, 3, 5 (2, 4, 

 7), 0, 1, or 8, 3, 5, 7 (2, 4), G, 1. Legs long and slender, 

 tarsus not quite half the length of tibia. Digitules of tarsus 

 are long, fine hairs ; those of claw are club-shaped hairs w4th 

 flattened end. Caudal tubercles quite prominent, with very 

 long setae about twice as long as the hairs of the anal orifice, 

 also bearing two stout spines and several fine hairs all in a 

 group of prominent ronnd pores. Anal orifice small, with six 

 long, fine hairs. Marginal segments with two stout, short 

 spines in a gi'onp of ronnd pores^ which area is light brown 

 and quite conspicuous. 



Male of the usual Pseudococcus type, light yellowish 

 brown. Thorax, head and end of abdomen dark reddish 

 Irown. Antennae ten-jointed; joint 3 longest, joints 1 and 

 2 stouter than the rest, and joint 2 almost egg-shaped. Caudal 

 setae about one-quarter length of body. 



Ilab. — The species is viviparous and is found on Straussia 

 hairaiiensls, at 1800 feet elevation on the Island of Oahu ; and 

 on Myrsine species at 2900 feet on the Island of Molokai. 

 (Kuhns.) 



