﻿343 

 Pettya gen. nov. 



Elongate; vertex more than twice as wide as long dorsally, 

 anteriorly rounded, bent over in front and extending ventrally 

 about as far as antennal scro'bes; demarcation from frons not 

 very distinct; posteriorly above tumidly raised, posterior margin 

 much more so than the apical margin of pronotum. TIead dis- 

 tinctly wider than pronotum anteriorly. Clypeus oval, about as 

 wide as frons apically. Pronotum large, reticulate, almost as 

 long as wide, about two and a half times as long as vertex dor- 

 sallv, strongly arched auteriorly, lateral margins long, not cari- 

 nate, posterior mafgin subtruncate- Tegmina with two dis- 

 coidal (i «n>bapical) and 4 apicals. Wings without submarginal 

 vein. 



I. aucmolua sp. nov. (PI. XXXII. fig. 10). 



Plead pale luteous; frons and clypeus with an orange tint, 

 genae testaceous, eyes grey. Pronotum and scutellum greyish 

 w'hite, the former closely reticulate with greyis'h-'brown. Teg- 

 mina and wings milk-w'hite hyaline, tegminal costa pale yellow. 

 Tergites black, one or two segments partly pale; beneath pallid, 

 more or less black laterally. Legs orange yellow. 



Length: 6 mill, width i^ mill. 



Hab: Queensland. Cairns (viii). 



Ncsosfcics gen. nov. 



Allied to Macrosfclcs but the radial is not obsolescent and the 

 wing venation is dififerent. There are a nurnber of species repre- 

 sented in the collection, out of which I have had time briefly to 

 describe 5 only. 



Type hcbe. 



I. hcbc sp. nov. (PI. XXXII, fig. 8). 



Head pale sordid testaceous. Pronotum and scutellum whit- 

 ish teslaceous, with a faint brownish longitudinal median line 

 on t'he former (and sometimes two obsolescent submedian 

 lines). Underside, legs. etc.. pallid. Tegmina w'hitis'h-grey, sub- 

 hyaline, veins white; wings milky white, veins more or less 

 smoky. Mesonotum and tergites blackish, genital segments 

 more or less pale. 



Length: 4 mill. 



Hab: Viti Isles (viii). 



