364 Mr. A. G. Butler on new Species of 



black, discal line speckled with rosy scales. Expanse of 

 wings 1 inch 5 lines. 



40. Dasycampa ai-descens, n. sp. (no. 724). 



Primaries rich laky brown, sericeous ; markings similar to 

 those of the preceding species, but redder, reniform spot partly 

 grey : secondaries pale brown, with reddish fringe : thorax 

 coloured like the primaries ; abdomen wanting (probably 

 pale brown, with reddish fringe). Wings below pale shining 

 rust-red, with indistinctly brown, undulated, marginal line 

 and minute, black, marginal dots : primaries suffused with 

 pale greyish brown, excepting on the costal and external 

 areas; secondaries with a black discocellular spot, and a wavy 

 grey discal line : pectus dull red. Expanse of wings 1 inch 

 7 lines. 



41. Mesogona dilatata, n. sp. (no. 706). 



Primaries above greyish brown, shot with lilac, inner 

 margin slenderly sordid white ; two brown lines across the 

 basal area and two across the disk, the latter very regular, 

 slightly arched ; a dusky brown streak across the wing just 

 beyond the middle, obscuring the reniform spot, which is 

 barely visible ; orbicular spot grey, upon a pale brown back- 

 ground ; a marginal series of blackish dots : secondaries 

 shining brown, with stramineous fringe: head and thorax 

 purplish brown ; tips of palpi, front of head, and antenna; 

 whitish; abdomen pale sandy brown. Under surface reddish; 

 primaries with the basal three fourths, excepting the costal 

 border, greyish. Expanse of wings 2 inches 1 line. 



42. Mesogona divergens, n. sp. (no. 722). 



Shining cupreous brown ; primaries clearer and more cop- 

 pery in tint than the secondaries or body, which are slightly 

 greyish ; markings of primaries, chiefly red-brown, as fol- 

 lows — two widely divergent oblique lines crossing the wing 

 at basal and apical thirds, outlines of the two usual discoidal 

 spots, an ill-defined streak from the reniform spot to the inner 

 margin, and scarcely visible indications of a submarginal 

 irregular greyish line ; fringe of secondaries clear ; thorax 

 darker than the primaries, greyish behind ; abdomen grey, 

 with a somewhat reddish fringe. Under surface generally 

 clearer and redder than the upper surface : wings with two 

 parallel dusky discal lines and dusky discocellular spots ; 

 primaries broadly suffused with grey ; secondaries whitish, 

 with reddish borders : body dull fleshy reddish. Expanse 

 of wings 1 inch 8 lines. 



