1866.] MR. A. G. BUTLER ON THE GENUS HYt'NA. 201) 



Alee anticce unco ajpicali valde producto ; posticce mdrgine apicali 

 ante caudam valde excavato, caudis late spathaiis. Exp. 

 alar. mic. 3£. 



Hab. Brazil (l). M. and Coll. F. Walker). 



4. Hypna velox, sp. n. (PL XXIII. fig. 5.) 



Ala valde elonyatce, cost is pene directis; ant tea margine pos- 

 tico valde obliquo ; posticce caudis robust is. Eap. alar, 

 unc. 3§. 



Hab. Veragua, Central America {Coll. O. Salvia). 



This insect differs from the common one figured by Hiibner in 

 having the costa of the wings much less arched, the hind margin of 

 the fore wings much more oblique, all the wings T % of an inch 

 longer in proportion to the breadth (which in both species is nearly 

 liinch from the anal angle to the centre of the costa), and the tails 

 of the hind wings much more robust. 



Section 3. 



Alee parvee ; anticce fascia ante venam submedianam terminata ; 

 posticce rufo-fusccB, cauda media obtuse spathata, cauda anali ob- 

 tusa, brevi. 



5. Hypna rtjfescens, sp. n. (PL XXIII. fig. 6.) 



Hypna clylemnestra (var.), Westw. Doubl. & Hewits. Gen. Diurn. 

 Lepid. pi. 49. f. 1; Chenu, Enc. d'Hist. Nat. (Papillons), p. 157. 

 f. 272. 



Alee anticce fuscce, basi viridescentes, fascia latafulva macidisque 

 subapicalibus fulvis ; apice obtuso, raro uncato : posticce ru- 

 fescentes, maryine postico fvsco ; macula subapicali fulva; 

 maryine anali punctis tribus inter venas positis, lineaque niyra 

 undata submaryinato. Alee subtus sicut in relicpiis speciebus. 

 Exp. alar. unc. 2£. 



Hab. Venezuela. B.M. 



Var. Apice anticarum uncato. B.M. 



6. Hypna elongata, sp. n. (PL XXIII. fig. 7.) 



Alee elonyatce; anticce costa paulo convexa, apice acuto ; j'osliccc 

 maryine postico de cauda media utrinque obliquo : alee subtus 

 jmllide viridescentes, macidis sicut in reliquis speciebus. Exp. 

 alar. unc. 'i\. 



Hab. Santa Martha (Bogota). B.M. 



Var. Alee subtus rvfescentes. Exp. alar. unc. 3. 



Hab. Santa Martha (Coll. O. Salvia). 



Note. — This variety appears to be a dwarfed specimen, the hind 

 wings not being exactly balanced. It may possibly prove to be the 

 other sex of the British Museum specimen, but the latter has, uu- 



