THE CANADIAN ENTOMOLOGIST 



81 



marks; wings hyaline with scanty brown spots including three 

 along the costa; cross- vein r at the tip oi R\. 



Male. — Length about mm.; wing, 7.1 mm. 



Rostrum yellowish, the basal segments of the palpi light 

 brown, the apical segments dark brown. Antenna? with the basal 

 segment brown, the remainder of the antennae dull yellow. Head 

 brown with a thick light grey bloom. 



Thoracic dorsum light yellow, the pra^scutum with four black 

 marks, a pair on either side of the middle line about midlength of 

 the sclerite, contiguous on their inner faces; a larger mark on the 

 sides of the sclerite near the end of the suture; scutum with a very 

 large rounded mark on each lobe; scutellum with the caudal margin 

 narrowly brown; postnotum with two pale brown rounded markings 

 behind, one on either side of the median line, but separated from 

 one another. Pleura? yellowish white. Halteres pale, knob a 

 little darker. Legs wnth the coxa^ and trochanters pale yellow, 



Fig. 10. — Libnotes picta. 



femora light yellow, the tip narrowly dark brown; tibicC dull yellow, 

 the tip narrowly dark brown, tarsal segments 1 and 2 dull yellow, 

 the tips narrowly darker, segments 3 to 5 brown. Wings hyaline 

 with small brown marks as follows; a large rectangular blotch at 

 the orgin of Rs, a rounded stigmal spot, narrow seams along the 

 cord and along the outer end of cell 1 st Mi, the tip of the wing is 

 narrowly infuscated, base of the wing in the vicinity of the arculus 

 clouded with brown; veins yellow, brown inside the markings on 

 the membrane. Venation as in figure. 



Abdomen dull light yellow. 



Habitat. — Island ot Guam, Ladrones. 



■Holotype, d^ , Guam, Ladrones, D. T. Fulloway, coll. 

 No. 1226. 



By means of Osten Sacken's key to the species of this genus 

 (Berl.Ent. Zeit., Vol. XXXI, pt. 2,' p. 182, 183), L. picta would 



