NO. 1450. NFAV GEOMETRID MOTHS— WARREN. 541 



almost straight; a dark cell spot, followed by a ver}^ faint median 

 shade; fringe concolorous; darker beyond veins. 



Ilhidicing. — With costal area and basal half pale ochreous; only 

 the postmedian line shown and not reaching costa; traces of a submar- 

 ginal dark shade. 



In the female the coloration is browner, the lines paler, and the 

 outer line edged with a pale line. 



Under side similar. 



Head, thorax, and abdomen concolorous with wings; face and palpi 

 a little darker. 



Expanse of wings. — Male, 40 mm.; female, 42 mm. 



Locality. — Las Vegas, Perote, Mexico; 1 male, 1 female. 



Type.—Q2it. No. 9419, U.S.N.M. 



DECTOCHILUS TINCTA, new species. 



ForeiDing. — Pale brick-red; darker before outer line and hind mar- 

 gin, speckled and striated with olive; the lines olive, thick, first evenl}^ 

 curved at one-third, outer quite straight from five-sixths of costa to 

 two-thirds of inner margin; ceil spot brown, large, followed b}^ a 

 diffuse reddish median shade; traces of a dark submarginal shade at 

 costa and inner margin only; fringe concolorous. 



Hlndwing . — Whitish ochreous, tinged with rufous only toward hind 

 and inner margins and there speckled with olive; outer line fine, curved 

 parallel to hind margin; cell spot small. 



Under side of fore wings pale ochreous with onlv the hind margin 

 rufous, of hindwings rufous-ochreous throughout; outer line fuscous 

 and strongly marked throughout on hindwings, only on costa of fore- 

 wing; fringe darker. 



Head and thorax concolorous with forewing; abdomen with hind- 

 wing. 



Expanse of wings. — 40 mm. 



Locality. — Las Vegas, Perote, Mexico; 1 male. 



This species has the hind margin of both wings more deeply crenu- 

 late than the preceding. 



Type.—Qfit. No. 9420, U.S.N.M. 



Genus EUSENEA Walker. 

 EUSENEA SEMIBRUNNEA, new species. 



Forewing. — Male, reddish brown from base to outer line, which is 

 lilac-gray and quite straight from be3'ond two-thirds of costa to two- 

 thirds of inner margin; inner line obscurely marked, forming a slight 

 rounded projection above median vein, then running vertical, hardl}^ 

 waved, to inner margin at one-third, the basal area somewhat gra3^er 

 than the central, both with deep brown striations; costal area above 



