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white, ig-listening tomentuni; posteriorly with whitish tomentuni 

 at the sides, in the middle more fuscous. Antennae black or 

 dark, the third joint acuminate, blackish or pitchy, evidently, 

 though not very strongly, produced at the apex. 



Thorax dull black, sparsely covered with fuscous tomentum, 

 in front laterally and on the pleura with whitish grey tomentum, 

 with which the metathorax is also covered; scuteilum with a 

 few very fine marginal hairs, not at all conspicuous; halteres 

 blackish. Wings with the neuration, except at the base, where 

 it is paler, black or nearly so; stigma distinct but rather pale, 

 about as long as the fourth costal segment; small or discal 

 cross-vein opposite apex of auxiliary; second longitudinal vein 

 terminating nearly opposite, or a little beyond, the upper ex- 

 tremity of the posterior cross-vein. Legs black, the knee- 

 joints, pulvilli and claws (except apically) pale, the tarsi black 

 or at least dark alcove, but paler beneath, the hairs of the legs 

 and feet black. 



Abdomen more or less transversely wrinkled, black, with 

 wedge-shaped marks of whitish grey tomentum on the third, 

 fourth and fifth segments; first and second with whitish grey 

 tomentum, the disc of the latter being black, sixth nearly en- 

 tirely covered; basal segment with a few black tristles on each 

 side. Ovipositor straight. Length 3.75 mm. 



HAB. Bundaberg, Queensland; bred from a common Jassid 

 on Melaleuca. 



4. P. hylacits, sp. nov. 



Male: Head in front and face with dense white tomentum; 

 posteriorly behind the eyes with dark in the middle and whitish 

 at the sides. Antennae black, the third joint pitchy black, acute 

 at the tip, but hardly produced. 



Thorax dull black, with sparse fuscous tomentum, in front at 

 the sides and on the pleura with whitish, as also on the metaiio- 

 tum; scuteilum with a few very short and fine, hardly percepti- 

 ble, marginal hairs; halteres sordid fuscous. Wings hyaline, 

 hardly smoky, neuration dark, stigma pale, brownish-yellow, 

 third costal segment about twice -as long as the fourth, upper 

 extremity of posterior cross-vein nearly opposite (or a little 

 before) the termination of second longitudinal. Legs black, 

 base of til)iae yellowish, the hind tibiae with some hairs outward- 

 ly about the middle, which, though short, are longer than the 

 general clothing. 



