collected in Chili. 129 



his species can only be identified with difficulty by com- 

 paring sj)ecimens with both figure and description. 



The species is allied to Agrotis siliginis. 



26. Agrotis semifusca, n. s. 



Primaries whity-brown, with a golden gloss ; speckled 

 with blackish scales ; the base and discoidal cell, as far 

 as the orbicular spot, mottled with black ; both discoidal 

 spots and the costa also black ; an arched discal series of 

 black dots ; external area slightly dusky, with the ex- 

 ternal border greyish brown ; a marginal series of black 

 dots, connected by a very slender undulated marginal 

 line ; fringe pale buff, traversed by a darker line, and 

 washed with grey towards the apex ; secondaries pearly 

 white, the external area with a faint golden gloss ; veins, 

 excepting the submedian and internal and the outer 

 margin, brown ; thorax blackish ; abdomen sericeous 

 greyish brown, with whitish basal hairs and reddish 

 brown anal tuft ; primaries below glossy golden-tinted 

 whity-brown ; secondaries pearly white, with the costal 

 area, veins, and outer margin tinted with glossy whity- 

 brown ; body sericeous greyish brown ; pectus blackish in 

 front; legs whitish, brown-speckled. Expanse of wings, 

 43 mm. 



One example. " Las Zorras ; at sugar." — T. E. 



Has somewhat the aspect of a Xylophasia : it was 

 placed in the same series with the following ; from which, 

 in addition to its very different coloration, it is readily 

 separable by its longer wings and less strongly pubescent 

 antennae. 



27. Agrotis clerica, n. s. 



<? . Primaries slaty black ; the two usual lines widely 

 separated, dentate-sinuate, reversed, velvet-black with 

 indistinct testaceous border ; orbicular indistinct, some- 

 times obsolete ; reniform also indistinct, large, outlined 

 in velvet-black, and with more or less defined inner 

 edging of testaceous ; a submarginal series of small 

 hastate black dashes, dotted behind with white ; fringe 

 brown, black-speckled, and traversed by an undulated 

 black line ; secondaries pearly white, with the outer 

 border, veins, and a wavy stripe near the base of the 

 fringe, blackish brown ; thorax dull black ; dorsal crest 



TRANS. ENT. SOC. 1882. — PART II. (jULY.) S 



