1866.] MR. A. G. BUTLER ON THE GENUS EUPTYCHIA. 471 



"Alis integris, supra fuscis, limbo saturatiore : subtus flavidis, 

 undis strigisque tribus fuscis ; anticis puncto, posticis quatuor 

 albis. 



" About 1 4 inch in expanse. The upperside of the wings is blackish 

 brown, with the outer area very dark. 



" The underside is yellowish, with a number of waves and three 

 transverse lines dark brown ; the outer line is flexuous, preceded in 

 the front wings by a single white spot, and in the hind wings by four, 

 the two outer ones encircled with black." — Enc. Meth. 



Hab. Brazil. 



35. EUPTYCHIA PjEON. 



Satyrus pceon, Godart, Enc. Meth. ix. pp.464 & 498. n.43 (1819). 

 Euptychia pceon, Westw. & Hewits. Gen. Diurn. Lepid. p. 374. 

 n. 23 (1851). 

 Hab. Brazil. 



36. Euptychia ochracea, sp. n. 

 In the collection of W. 0, Hewitson. 



37. Euptychia marmorata, sp. n. (PI. XL. fig. $.) 



Alee supra fuscce ; anticce fascia post alarum medium unaque ad cellce 

 extimum brevi fuscis indistinctis, linea submarginali unaque mar- 

 ginali undulatis fuscis ; posticce margine postico ochreo, puncto 

 apud angulum analem fusco : corpus cinereo-fuscum , antennis 

 supra fuscis, subtus ferrugineis. 



Alee anticce subtus pallidiores, lineis velut supra distinctioribus ; 

 posticce ochreo albido, fusco ochreoque marmoratce, fasciis duabus 

 mediis valde irregularibus ochreo -fuscis, linea submarginali 

 unaque marginali undulatis fuscis, ocellis sex, duobus subapicali- 

 bus duobusque subanalibus nigris ochreo cinctis, punctis minutissi- 

 mis albis bipupillatis, duobus obsoletis fuscis intermediis : corpus 

 cinereum. 



Exp. alar. unc. If. 



Hab. Rio Janeiro; Rio Grande (Coll. Bates). B.M. 



Allied to E. pceon. 



38. Euptychia necys. 



Satyrus necys, Godart, Enc. Meth. ix. pp. 466 & 511. n. 100 

 (1819). 



Euptychia necys, Westw. & Hewits. Gen. Diurn. Lepid. p. 373. 

 n. 14 (1851). 



" Alis integerrimis, supra nigricantibus, immaculatis ; subtus nebu- 

 loso-cinereis, strigis tribus fuscis serieque punctorum sex albi- 

 dorum. 



" About 1| inch in expanse. Wings above black brown, and with- 

 out spots. The underside is ashy, spotted with brown, with three 

 dark lines, transverse and waved — two between the base and the 



