AMERICAN LEPIDOPTERA. 25 



visible. Fringes, paler than the wing, becoming whitish over anal 

 angle. Undersurface resembling upper, but a little paler, especially 

 on secondaries. The exterior lines of the upper surfoce are here re- 

 produced, and there are faint indications of discal marks on both pair; 

 those on the secondaries well removed towards the base of the wing. 



Expanse, l.l.i inch. Length of hodij, 0.45 inch. 



Habitat.— Cuba, (Poey). Coll. Ent. Soc. 



Numher 1029, IWi/'a MS. Cataloijue. 



Kesembles Botys dasconalis, WaJhcr, from our Atlantic District, but 

 is a darker species, and wants the ochreous discolorations over the pro- 

 thorax and from the base of the wing outwardly along the costa, which 

 characterize our species, of which we have specimens from Massachu- 

 setts and Pennsylvania. 



Botys coloradensis, n. sp. (Plate 2, fig. IS. 9 )• 



% 9 . Size rather large. White. The palpi laterally, head, above, 

 and the sides of the thorax to the insertion of the primaries, are 

 ochreous; the thoracic stains are very bright. Thoracic disc, white. 

 Abdomen, above and beneath, pure white, as are the legs and under 

 corporal surface generally ; the anterior tibiae are somewhat cinereous. 

 In the male, the anal segments are faintly stained with pale yellow. 



Primaries of an even faintly yellowish white, stained at base, along 

 costa, with bright ochreous. An interior angulated transverse line, 

 two discal dots and an exterior slightly dentate transverse line medi- 

 ally projected — all yellowish ochreous. A sub-terminal, similarly 

 colored, shaded line, interspaceally broken. Fringes, whitish. Se- 

 condaries, immaculate, sub-hyaline, whitish above and beneath ; fringes 

 pure white. Undersurface of primaries resembling upper, but more 

 whitish and somewhat obsolete, and reproducing the ordinary orna- 

 mentation. 



Expanse., S $ , 1.15 inch. Length of hoJy., 0.G5 inch. 



Habitat. — Colorado Territory. (Mr. James Ridings), 



Botys gracilis, n. sp. (Plate 2, fig. 15, '^ ). 



% 5 . Size, small. Form, slender. Pale brownish testaceous. 

 Palpi, white beueath ; laterally, covered with brown scales. Above, the 

 head, thorax and abdomen are pale brownish testaceous; beneath, the 

 legs and under thoracic and abdominal parts are whitish, glistening. 



Wings, elongate; ornamentation simple and typical. Primaries, 

 evenly pale brownish testaceous. Costa and costal edge shaded with 

 brown. A nearly straight, brown, transverse anterior line. Two di.s- 



TRANS. AMKR. ENT. SOC. ( 4 ) JUNE, 1667. 



