Mr. A. G. Butler on Madagascar Lepidoptera. 389 



brown spot on the lower radial interspace between two 

 divergent black lines, and a second just beyond the middle of 

 the interno-median area : secondaries sordid white, with pure 

 white fringe : body pale silky brownish, with the head and 

 collar slightly darker. Primaries below with the markings 

 very indistinct : secondaries rather whiter than above, with 

 the base of the fringe and two or three subapical strise grey : 

 body below whitish ; legs banded with blackish. Expanse 

 of wings 1 inch. 



Some examples are rather smaller than the type. 



Notodontidse. 



45. Rigema omata. 

 Rigema omata, Walker, Cat, Lep. Het. Suppl. 2, p. 437 (1865). 

 Previously known only from Natal. 



Erebidse. 

 46. Sypna complicata, sp. n. 



Greyish fuliginous : primaries very dark, blackish upon basal 

 half excepting upon the costa ; two slender twisted white lines 

 across the basal area j an oblique zigzag white line from costa 

 to inner margin across the middle of the cell ; a white-edged 

 pentagonal black patch over the end of the cell, two or three 

 very irregular twisted white lines crossing the wing trans- 

 versely just beyond the cell ; a deeply sinuated white line 

 limiting the external border, which is pale ; a marginal series 

 of white-edged black spots ; fringe white, tipped with blackish : 

 secondaries with a diffused blackish discal belt, which becomes 

 quite black, and is bordered externally by an angulated white 

 line at anal angle ; fringe as in primaries ; an indistinct 

 oblique apical white line : head and collar testaceous, remain- 

 der of body above densely clothed with pale brown and whitish 

 scales. Wings below greyish, speckled with white: primaries 

 with a spot in the cell, an arched belt just beyond the middle, 

 the external border from near apex almost to the first median 

 branch, and an oblique dash at external angle whitish ; the 

 marginal spots and fringe nearly as above : secondaries with 

 a dusky- bordered, whitish-speckled, arched postmedian belt; 

 outer border whitish ; a blackish spot at the end of the cell : 

 body below greyish fuliginous. Expanse of wings 2 inches 

 1 line. 



Hitherto the described species of this genus have all come 

 from the Indian region. 



