Australia and the South Pacific, 237 



light ochreous-yellow. Legs dark fuscous, posterior pair yellowish. 

 Fore wings elongate-triangular, costa posteriorly moderately 

 arched, apex rounded, hind margin very obliquely rounded ; clear 

 yellow ; markings light ashy-grey, margined with blackish ; a 

 streak along costa from base to four-fifths, its apex attenuated; 

 first and second lines moderately broad, fascia-like ; first from 

 beyond one -third of costa to two-fifths of inner margin, almost 

 straight ; second from costa near apex, continued near and parallel 

 to hind margin to below middle, thence abruptly bent in to 

 beneath middle of disc, sometimes almost reaching first line, and 

 curved strongly round to inner margin at three-fourths ; a perpen- 

 dicular bar from three-fifths of costa to curve of second line, 

 representing discal spot; a black hind-marginal line; cilia grey. 

 Hind wings fuscous-grey ; costa suffusedly whitish-ochreous. except 

 on a bar before middle and another almost apical ; apex and upper 

 half of hind margin narrowly and irregularly pale ochreous- 

 yellowish, sometimes continued further towards anal angle ; cilia 

 whitish-ochreous. 



South Australia (probably near Gawler) ; several 

 specimens (coll. Made ay). Intermediate between M. 

 epichrysa and M. eurychrysa. 



Metallarcha eurychn/sa, Meyr. 



Having obtained a series of specimens, I add the 

 following points to the description : — 



3 ? , 20 — 27 mm. Ground colour of fore wings bright yellow ; 

 costal streak usually not extending beyond four-fifths ; anterior 

 fascia slightly sinuate ; second fascia containing a small spot of 

 ground colour on inner margin ; hind-marginal yellow dots often 

 nearly obsolete ; cilia yellow, with a dark fuscous line, sometimes 

 nearly obsolete, and a dark fuscous apical suffusion. Ground 

 colour of hind wings bright ochreous-yellow. 



Geraldton and Albany, West Australia ; locally com- 

 mon in November. 



Metallarcha pseliota, n. s. 

 ^ 2 , 18 — 20 mm. Head deep yellow, frontal projection flat- 

 tened-conical. Palpi blackish, lower longitudinal half deep yellow. 

 Antennae dark fuscous. Thorax deep yellow, shoulders dark 

 fuscous. Abdomen ochreous-yellow. Legs blackish, posterior 

 pair ochreous-yellow. Fore wings very elongate-triangular, costa 

 gently arched, apex rounded, hind margin very obliquely rounded : 



