NO- 1^56. NEW GEOMETRII) MOTHS— WARREN. 533 



ground-color; on equally indistinct median shade, dark, touching the 

 black cell spot; linos of bhick scales along margin between veins; fringe 

 pale. 



Illndwiny. — The same, without first line. 



Under side the same, but yellower; the veins yellowish. 



Head and shoulders ferruginous; thorax and abdomen like wings; 

 antenna^ pale; black spotted on each segment. 



Kvjxinse of wings. — 22 mm. 



Locality. — Castro, Parana, Brazil ; 1 female. 



Of doubtful position in the absence of the male. 



Type.—Qxxt. No. 0403, U.S.N.M. 



Genus TEPHRINOPSIS Warren. 

 TEPHRINOPSIS INDETERMINATA, new species. 



ForeKyiiuj. — Whitish, covered with gray and fuscous striae, confluent 

 in places and giving a blotchy appearance to the wing; a distinct black 

 cell spot; no lines are visible across the wings, but blackish spots on 

 costaat one-fourth, one-half, and two-thirds denote their origin; some 

 dark scales along hind margin; fringe gray. 



Hindwing. — Paler, wdth a small cell spot. 



Under side paler, sandy-ochreous, without markings except the cell 

 spots. 



Head, thorax, and abdomen like wings. 



Expanse of wings. — 22 mm. 



Locality. — Oaxaca, Mexico; 1 male. 



Type.—i^^i. No. 9404, U.S.N.M. 



Genus XENOECISTA Warren. 

 XENOECISTA TRIMACULATA, new species. 



Differs from X. pallidata Warren in the possession of three black 

 spots forming a blotch, two in the course of the outei" line on veins 3 

 and4, contiguous and one beyond in the space between these veins; the 

 outer line, on the contrary, is marked by black vein spots in neither 

 wing. 



Locality. — Cayenne, French Guiana; 1 male, February, 1904. 



Type.—C'At. No. 9405, U.S.N.M. 



Siil^ family JEdSTHSrOTVIIlSr^K. 



Genus ACROTOMODES Warren. 



ACROTOMODES UNICOLOR, new species. 



Forevnng. — Uniform reddish brown witli two darker lines; the first 

 at fully one-third, bluntly angled in cell; the second from costa at two- 

 thirds, right-angled on veins 7 and oblique inwards to two-thirds of 



