490 Mr. A. G. Butler's Dcscn'iitions 



3. Mclincea Zanclai, n. sp. 



Differs from the preceding in its greater size, relatively 

 longer front-wings, and spotless hind-wings. 



Expanse of wings, 4J inches. 



Hah. — Archidona (Eastern slope of the Andes). B. M. 



This species has, I believe, been sent home by Mr. 

 Buckley, from Ecuador ; it has not, however, been named 

 by Mr. Hewitson. 



Genus Olyeas, Doubleday. 

 Olyras Montagui, n. sp. 



$ . Front - wings black, the apical area paler, an 

 oblique band at the end of the cell, six large spots of 

 unequal size crossing the disc from costa to anal angle, 

 that next the costa divided into two triangular spots by 

 the nervures, and three decreasing spots towards the 

 apex, forming a fork with the discal series, all semi-trans- 

 parent white ; hind-wings tawny, costa whitish, the 

 margin black, decreasing in Mddth towards the anal 

 angle, and spotted indistinctly with brown, a nebulous 

 semi-transparent white patch beginning near apex and 

 terminating indistinctly upon inner margin ; body brown, 

 head and prothorax black, white-spotted, antennte tawny, 

 becoming black at base. Below, almost as above, but all 

 the ■^^^ngs with a marginal series of white spots, and 

 hind-wings with black costal area clouded with ferru- 

 ginous above costal nervure ; body black-brown. 



Expanse of wings, 3f inches. 



Bah. — Bogota (Stevens). B. M. 



This handsome species bears a striking resem- 

 blance to Felder's Dircenna Olyras and Ccratinia cxcclsa ; 

 the front-wings more nearly resemble the former, the 

 hind-wings the latter species ; all three are from Bogota. 



Fam. PAPILIONID^. 



Sub-fam. Pieridin^. 

 Genus Appias, Hiibner. 



Appias vacans, n. sp. 



9 . Allied to A. Hippo, differs above in having the 

 whole discal area of the front-wings white (the veins not 



