180 Philippine Journal of Science m9 



e\ Insect small, body 0.9 millimeter long; genal cones short, 

 quadrate; male forceps thick, short. On Acacia dealbata. 



(Australia.) P. acacis-dealbatse Froggatt ('03: 326). 



e 3 . Insect larger, body nearly or quite 2 millimeters long. 



f. Genal cones nearly as long as vertex, subacute; body color 

 dull yellow. (Formosa.) 



P. toroensis Kuwayama ('08: 172). 



f. Genal cones scarcely half as long as vertex, rounded at 



apex; body color brown with white markings. (Malay 



Archipelago.) „ P. muiri sp. nov. 



+. Forewings mottled, maculated or banded. 



<f. Forewings about twice as long as broad, covered with numerous 

 small dark spots; body color dull yellowish; antennas rather 

 short. 

 e\ Genal cones about as long as vertex, truncate at apex; wings 

 yellowish, body not pubescent. (Formosa.) 



P. tripunctata Kuwayama ('08: 174). 

 e\ Genal cones very short, broad, rounded; wings gray, semi- 

 opaque; dorsum of body gray, pubescent. On Acacia bailey- 

 ana. (Australia.) 



P. acacias-baileyanas Froggatt ('01: 257). 



<2*. Forewings not covered with numerous small spots, but irregularly 



clouded or banded. 



e\ Thorax and head yellowish; wings about three times as long 



as broad, semiopaque, mottled with brown; antennae long, 



genal cones rather large, broad. On Acacia sp. (Australia.) 



P. frenchi Froggatt ('01: 245). 

 e*. Thorax and head brown or black. 



f 1 . Forewings subhyaline, more or less fumate or dark in apical 

 portion; body moderately large. 

 g 1 . Antennas as long as forewings or longer; forewings irreg- 

 ularly fumate throughout, darker apically; insect over 

 4 millimeters long. 

 h 1 . Genal cones as long as vertex; female genital segment 

 as long as abdomen. (Philippines.) 



P. erenata Crawford ('17: 171). 

 hr. Genal cones scarcely two-thirds as long as vertex; female 

 genital segment one-third as long as abdomen. (Bor- 

 neo.) P. fumosa sp. nov. 



g 2 . Antennae about half as long as forewings ; wings glassy, with 

 a brown band from tip of clavus to tip of radius; insect 

 about 3 millimeters long. (Formosa.) 



P. spadica Kuwayama ('08: 165). 

 f 1 . Forewings semiopaque, broadly and irregularly clouded with 

 brown. 

 g 1 . Thorax brown with yellowish patches and markings. On 

 Acacia implexa. (Victoria.) 



P. lidgetti Maskell. Froggatt ('01: 245). 



g 2 . Thorax black or dark brown; genal cones very small; 



antennae short; wings about twice as long as broad, with 



a large whitish area near middle and rest brown or 



mottled. On Acacia juniperina. (Australia.) 



P. acaciae-juniperinae Froggatt ('03: 328). 



