334 irmwiruA HETER0CE1U. 



24. Dioptis Syma. 



Nigra ; palpi, abdomen et pedes subtus albida ; pectoris latera lu- 

 teo-hirta ; aid? eincrco-/ij/alin<c. nigra jnarginatic, rcnis n'ujro 

 limbatis ; ant'u\c fascia obliqua fusiformi antcapicali albo- 

 hgalina alboque venosa. 



Black, Palpi, abdomen and legs whitish beneath. Sides of 

 the pectus clothed with luteous hairs. Wings grayish hyaline with 

 black borders ; veins bordered with black. Fore wings black for 

 more than one-third of the Length from the tips, near which there is 



ail oblique abbreviated fusiform while band with white veins. 

 Length of the body lines ; of the wings IS lines. 



25. Dioptis leucophjea. 



Mora, sub/us alba ; caput ct thora.v albo guttata : humeri lutci ; 

 aid nigra marginatd\ ani'nw lutio ex parte marginat<r, apices 

 Versus nigrd\ fascia obliqua alba albo venosa Mas. AUt albo- 

 /ijjulifuc. Feem. Abe subcinereo-hyalintr, fascia alba postice 

 vena nigra divisa. 



Black. Palpi, legs and abdomen white beneath, the latter with 

 a black stripe. Thorax with a lnteons spot on each side by the 

 tore wings. Wings with black borders. Fore wings with an inter- 

 rupted luteous border before and behind, black towards the tips, near 

 which there is a short oblique while band with white veins. Male. 

 Wings white-hyaline. J-'em. Wings grayish hyaline, the white 

 band divided hindward by a black vein. Length o( the body 4 J- — 

 5 lines ; oi the wings L3 — lo* lines. 



a — c. Venezuela. From Mr. Dyson's collection. 



d. Para. Presented by Gordon G raham. Esq, 



26. Dioptis Mi- on. 



Testa cea : aid antic ( c fuscu. striga antica, postica et intermedia 

 obliqua fasciaque brevi arcuata subapicali aibis ; postidc albo- 

 fujalind' margin ibus latissimis fuscis vitta Jlava intersect is. 



Phahrna Meon, Cram. Pap. Exot, i. 113, pi. 71. f, F. 

 Berbice. Surinam. 



