149 



in one specimen the fourth is fully as long as the third; posterior 

 cross-vein oblique, its upper extremity about opposite the apex 

 of the first longitudinal. Legs, except the coxae, nearly uniform- 

 ly clear yellow. 



Abdomen black, bare and shining in the male, and more or 

 less aeneous, the first segment with more or less distinct tomen- 

 tum ; in 'the female more tomentose, especially the first two seg- 

 ments, and sometimes hardly aeneous; basal segment with a 

 short lateral line of a few black bristles. Length 2-3.25 mm. 

 (PI. V, fig. 8.) 



HAB. Cairns district and P.undal)erg; bred from a Lilmniia. 



21. P. hctcrosfigiiins, sp. nov. 



Head with the front and face in the male with whitish tomen- 

 tum; in the female the tomentum between the ocelli and anten- 

 nae is divided by a shining and bare, black carina; face beneath 

 the antennae extremely narrow; head posteriorly with fuscous 

 tomentum becoming whitish towards the sides. Antennae with 

 the apical joint somewhat pointed at the tip, but not sharp, nor 

 ])roduccd, yellow in the female, sordid or pitchy in the male. 



Thorax with fuscous tomentum in the male, greyish or whit- 

 ish fuscous in the female; on the metathorax with dense white 

 covering. Halteres yellow, dark at the base. Wings with dark 

 neuration, stigma yellowish brown, and enclosed on the basal 

 side by a strong cross-vein third costal segment considerably 

 longer than the four'th, posterior cross-vein before the apex of 

 the second longitudinal. Legs for the most part yellowish in 

 the female, but the femora are largely darkened above and at 

 the sides; in the male the legs are altogether darker, the tro- 

 chanters, knee-joints and tarsi mostly yellowish, the tibiae for 

 some part more brown. 



Abdomen sparingly tomentose. and without pattern; on the 

 basal segments more or less pallid, brownish or yellowish, but 

 darker posteriorly the apex being blackish; basal segment with 

 two or three bristles on each side. Length a'bout 2 mm. (PI. V, 

 fig. 10.) 



HAB. Redlynch and Ivuranda near Cairns. A single male 

 and female in each case, taken from boughs of trees, so that it 

 probably attacks arboreal leaf-hoppers. 



