410 Mr. A. G. Butler on Heterocerous Lepidoptera 



whitish or flesh-tinted, grey-speckled ; antennae above 

 black, barred irregularly with white, below ferruginous ; 

 under surface whitish, clouded with flesh-colour ; pri- 

 maries with grey traces of the markings of the upper 

 surface ; costa mottled with black ; fringe spotted with 

 brown ; secondaries whiter than above, grey-speckled, 

 with a conspicuous black disco-cellular spot and a com- 

 plete discal series ; fringe as above ; body flesh-coloured ; 

 both legs and body irregularly spotted with blackish. 

 Expanse of wings, 32 — 33 mm. 



" Corral and Los Ulmos, in February." — T. E. 



The under surface of the wings somewhat reminds one 

 of the Macariidce. 



106. Odontothera debilis, n. s. 



2 . Whitish flesh-coloured, the secondaries whiter 

 than the primaries ; all the markings above similar in 

 outline to those of the female 0. viresccns, but the stripes 

 much more slender, of a pale reddish brown colour, both 

 inner and outer stripes on the primaries enclosing den- 

 tate-sinuate black lines, only the outer stripe being 

 almost obliterated ; this line stands out sharply ; a black 

 disco-cellular spot ; mottling of the wings greyish 

 brown ; fringe dull rose-coloured, with pale basal line ; 

 secondaries with the inner series of discal spots replaced 

 by a pale brown stripe and the outer by a black-dotted 

 undulated brown line, the anal dash by a longer, but still 

 abbreviated, brown stripe ; antennae whitish, speckled 

 with brown ; under surface more uniformly fleshy white 

 than above, grey-speckled ; primaries with grey lines in 

 place of those on the upper surface, but otherwise similar ; 

 secondaries with a black disco-cellular spot ; an angular 

 red-brown stripe just beyond the cell ; a discal series of 

 small black spots partly connected by a brown line and 

 an ill-defined anal grey-brown stripe. Expanse of wings, 

 39 mm. 



" Valdivia, from Heed's collection." — T. E. 



