BY OSWALD B. LOWER. 



89 



costa nearly straight, hindmargin bowed, somewhat oblique; dull 

 bluish-white, finely strigulated with fuscous; costal edge orange 

 from base to very near apex; an outwardly oblique black streak 

 on costa in middle; a similar but longer streak on costa at f, 

 reaching about ^ across wing; a third similar black streak on costa 

 between first and second, groundcolour between first and second 

 streak is, except on costa, dull fuscous-ferruginous, and is con- 

 tinued as broad fascia to inner margin before anal angle, narrowed 

 on lower ^; a narrow elongate streak along middle of hindmargin, 

 anteriorly nearly reaching termination of second costal streak; a 

 hindmarginal row of black dots : cilia fuscous, with a fine grey- 

 whitish basal line. Hindwings white, with a yellowish hind- 

 marginal band, becoming narrowed and lost on inner margin; 

 veins somewhat outlined with yellow; six or seven black dots on 

 upper half of hindmargin; cilia white, becoming yellowish on 

 upper half of hindmargin. 



Mackay and Cairns, Queensland; two specimens, in November. 



PYRALIDINA. 



B0TYD5;. 



Metallarcha leucodetis, n.sp. 



(J2- 14-20 mm. Head, thorax and abdomen snow-white, 

 abdomen somewhat infuscated posteriorly, thorax beneath snow- 

 white. Palpi and antennye fuscous. Middle and posterior legs 

 white; anterior pair fuscous. Forewings elongate- triangular, 

 dilated posteriori}', costa straight, hindmargin oblique, gently 

 bowed; snow-white; markings fuscous; a moderate streak along 

 costa from l)ase to beyond J, anteriorly attenuated, with a small 

 obscure tooth in middle; from posterior extremity of this streak 

 proceeds a thick direct irregular streak to f across wing, becoming 

 claviform on lower extremity and almost (in some specimens 

 quite) reaching anal angle ; a small sufi'used spot in inner 

 margin at |; in some specimens more elongate and extended 



