BY OSWALD B. LOWER. 265 



fuscous spots on lower edge; veins in disc outlined with fiery red; 

 a row of very obscure dark fuscous spots from beneath costal 

 streak at | to befor^ anal angle; a dark fuscous hindmarginal 

 line: cilia reddish-orange. Hindwings with hindraargin rounded; 

 dark coppery-fuscous ; cilia as in forewings. Wings beneath 

 bright orange-yellow, forewings with a fuscous dot at end of cell, 

 submarginal spots reproduced ; a broad fuscous hindmarginal 

 band, hindwings with a fuscous dot in middle and a broad fuscous 

 hindmarginal band. 



Waverley, near Sydney, JS^.S.W.; one specimen in April (Coll. 

 Lyell). 



I know of no Australian species of Geometrce approaching this 

 species in appearance; in shape of wing and markings it is 

 not unlike one of the genus Erosia ( Noctuina) ; but as it 

 approaches Idiodes closely I place it there for the present. 



Stibaroma hejiadelpha, n.sp. 



(J. 38 mm. Head, palpi and thorax dai'k ashy-grey, thorax 

 with anterior and median black ti'ansverse lines, interrupted by 

 crest, posterior crests black above. Legs blackish, tibiae and tarsi 

 banded with white, antennas greyish-ochreous, pectinations 3 at 

 greatest length, apex simple; abdomen grey, anal tuft ochreous. 

 Forewings elongate-triangular, hindmargin waved, somewliat 

 bowed; dark ashy-grey- whitish: 3 moderate black lines; 1st from 

 i costa to \ inner margin, almost acutely angulated outwards 

 above middle; 2nd slightly thicker (indicating median shade), 

 almost parallel to first, excepting on lower half, where it diverges 

 and ends on inner margin just before middle ; 3rd from just 

 beyond middle of costa obliquely outwards to above middle 

 of wing, thence with a very strong sinuation inwards to middle 

 of inner margin, with a slight projection outwards just 

 above inner margin, faintly edged with whitish throughout; 

 a strongly dentate white subterminal line, rather indistinctly 

 traceable on lower third, anteriorly faintly edged with ochreous- 

 brown; interspace streaked with fine black lines; a fine black 



