﻿47 



iiifuscate. Second subapical cell extending beyond the others 

 apical])-; crossvein on brachial, nearly straight, in subcostal cell, 

 oblique. 



Male: pygophor pale ferrugineo-testaceous, with blackish 

 bristles; plates elongate, apically acute. 



Female: pygophcr coloured as in the male, formed as in 

 T. 10, but not nearly so acutely or far produced in the middle. 



Length 6-7 mill. 



Hab. New South Wales, Mittagong (Jan. K). 



This might be confused with T. io, but the stouter form autl 

 dififerent genital segment abundantly distinguish it. 



8. ianthc, sp. nov. 



Pale sordid 3ello\vish; vertex, pronotum and anterior two- 

 thirds of scutellum closely spotted with pale yellowish, these 

 spots being clearly but not deeply punctured. Face pale yel- 

 lowish, obscurely marked with brownish. Pronotum and scutel - 

 lu.m fuscate (sometimes the former on the disk only). Tegmina 

 pale yellowish hvahne, immaculate, basal veins pale, apical ones 

 subferruginous, appendix fuscate. Sterna and sternites mostly 

 pale. Tergites blackish along the middle, pale laterally. Head 

 rounded, nearly as long in the middle as laterally. Crossveins 

 on brachial vein and in subcostal cell, straight; subapical cells 

 extending apicallv about equally far, or the third not quite so 

 far as the others ; subcostal cell apical of the crossvein sub- 

 parallel laterally, apically oblique. 



Male: valve practically obsolete, plates not unlike flavipcs. 



Female : genital segments fulvescent above ,varyingly colour- 

 ed beneath; last sternite strongly produced, apically acute, 

 strongly carinate longitudinally, pygophor elongate (with yel- 

 lowish bristles), about as long as the ovipositor. 



Length (male) 8- (female) 11 mill. 



Hab. Queensland, Brisbane (June), Cairns (July-Aug.). 



9. iaiiassa, sp. nov. 



Female : form of the last, but vertex more emarginate basally 

 without being more produced anteriorly. Head, pronotum and 

 scutellum marmorate with yellowish-white, pale yellowish- 

 brown and brownish, paler on frons. Legs pale, femora and 

 tibiae annulate with brownish. Tegmina yellowish brown, veins 



