﻿465 



prono'tuni, the latter transverse, roundly declivous anteriorly, 

 lateral margins obsolescent, 'anterior and posterior margins 

 meeting acutely. Costal margin arched; clavus punctured. 

 Membrane with an appendix. Wings with supernumerary cell. 

 Posterior tibiae deeply grooved, with a row of about 7 strong 

 setiferous spines. Type ainbifa. 



I. ainbifa, sp. nov. 



Head and pronotum pale testaceous, the vertex and prono- 

 tum strongly clouded with blackish brown, without definite 

 spots. Scutellum pale castaneous. Underside and the tergites 

 pallid, pleural region more or less crimson. Tibaei, tarsi and 

 apical parts of femora more or less blackish brown. Tegmina 

 hyaline, basal fourth clouded with 'black, two narrow transverse 

 stripes and apex of corium blackish-brown. 



Male: \''alve in profile elongate, rounded apically. l^'rons 

 clouded also with black. Clypeus black. 



Female: Last abdominal segment more or less straight me- 

 dianly; valve long, depressed in a wedge shaped manner at the 

 base. 



Length: (male) 7^; (female) 94 mill; breadth across eyes 

 4t-5 mlW. 



Hab: Oueensl'and (one male in my collection), Bundaberg 

 (3 females). 



2. coiifcrfa, sp. nov. (PI. XXII. figs. lO-ii). 



Smaller than the type, tegmina not narrowed so suddenly api-- 

 cally. and the interior subapical cell very short. Pleural region 

 not reddish. Frons, clypeus, etc., concolorous, pallid in both 

 sexes; a narrow longitudinal pale line on head and pronotum. 

 Tegmina dark, mottled with whitish, with 'a broad undulating 

 discolorous 'band from nearly the middle of the subcosta to 

 lateral margins of scutellum; exteroapical third hyaline, veins 

 Iilack. Scutellum with anterolateral angles broadly dark. 



Male and female: V'alve rounder and shorter than in I. aiiibita. 



Length: 6-| mill. 



Hab: Queensland (ni}- collection). Brisbane (.xi), Bundaberg 

 (ix-xii), Koebele's No. 2300. 



The nymph has spineless legs. 



