106 Transactions, — Zoology, 



Easily recognized by the dark veins and white discal dot, without other 

 marking. 



Mount Hutt and Castle Hill (2,500 feet), on grassy slopes, in January ; 

 six specimens. 



56. Scop, deltophora, n. sp. 



Male. — 21-23 mm. ; female. — 16 mm. Head and thorax light ochre- 

 ous-grey, sides of head whitish. Palpi 3\, ochreous-grey, white above and 

 on basal joint. Antennae grey; ciliations 1. Abdomen grey-whitish. 

 Legs grey-whitish, anterior pair grey. Forewiugs elongate, triangular ; 

 costa almost straight, apex round-pointed, hindmargin somewhat sinuate, 

 oblique ; light greyish-ochreous, suffusedly irrorated with whitish, espe- 

 cially towards costa ; sometimes a few scattered black scales ; first line 

 obsolete ; reniform represented by a minutely trifurcate black dot, con- 

 nected with a short black longitudinal Hue in middle of disc ; second line 

 obscurely whitish, not dark-margined, somewhat bowed ; veins posteriorly 

 obscurely darker ; a hindmarginal row of black dots : cilia whitish, 

 with two light ochreous-grey lines. Hindwings If, grey- whitish ; cilia 

 white. 



Allied to S. paltomacha ; characterized by the short black discal line, and 

 posterior black dot. 



Arthur's Pass, on grassy slopes at from 3,000 to 4,200 feet, in January ; 

 common. 



57. Scop, sabulosella, Walk. 

 (Crambus sabulosettus, Walk., 178.) 



Male, female. — 20-22 mm. Head, palpi, antennas, and thorax ochreous- 

 fuscous, thorax sometimes mixed with dark fuscous ; palpi 3%, basal joint 

 white ; antennal ciliations § . Abdomen ochreous-whitish. Legs whitish- 

 ochreous, anterior and middle pair somewhat darker. Forewings very 

 elongate, triangular, costa almost straight, apex round-pointed, hindmargin 

 sinuate, oblique ; pale greyish-ochreous, irrorated with white along costa 

 and on dorsal half, sometimes with scattered black scales ; veins sometimes 

 obscurely lined with blackish, in female sometimes strongly and suffusedly ; 

 a suffused blackish streak from base along submedian fold to middle ; 

 orbicular dot-like, black, reniform also very small, subquadrate, black, often 

 connected together by a cloudy dark fuscous streak ; a row of distinct black 

 dots before hindmargin : cilia ochreous-whitish, with two. light-grey lines. 

 Hindwings lj, grey-whitish, ochreous-tinged, in female becoming greyer 

 posteriorly ; cilia white. 



Somewhat variable in respect of the dark suffusion, but always distin- 

 guishable by the pale ochreous ground-colour, two black discal dots, and 

 suffused indistinct basal streak, 



