48 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.65. 



TITYA GUTHAGON. new species. 



Fem'oZe. — ^Head and thorax snuff brown. Abdomen wood brown, 

 the two last segments snuff brown mottled with whitish hairs. 

 Wings thinly scaled, avellaneous. Fore wing : some fuscous hairs at 

 base above submedian; a white antemedial line, almost vertical, 

 curved between cell and submedian; median vein on medial space 

 tinged wuth fuscous expanding into a small spot at discocellular ; a 

 white postmedial line downcurved to vein 7, outangled and incurved, 

 outcurved slightly below vein 4; some darker scaling after line on 

 vein 7, beyond it a fine double dark line approximating postmedial 

 from vein 5 to inner margin; a faint whitish buff subterminal line, 

 wavy, lunular; a terminal whitish line, extending on to cilia at veins, 

 so the termen appears crenulate; cilia on interspaces wood brow^n. 

 Hind wing avellaneous; cilia with whitish spots at veins; a very 

 faint medial whitish shade more distinct on underside. 



Expanse. — 50 mm. 



Habitat. — St. Jean, Maroni River, French Guiana, 



Type.— Cat. No. 26224, U.S,N,M. 



Belongs to the group of T. riviilosa Butler. 



TITYA VIUDA, new species. 



Female. — Head, thorax, and abdomen above avellaneous suffused 

 with drab, rather paler underneath. Fore wing whitish thickly 

 irrorated with avellaneous and drab: two black points on discocel- 

 lular; a very faint light cinnamon drab iDOstmedial line, outcurved 

 and wavy, closely followed by a fine smoky black parallel line out- 

 wardly followed on costa by a smoky black shade to the subterminal 

 line, the latter drab, suft'using between veins 6 and 4 with the similar 

 terminal line ; two small cinnamon drab spots, outwardly edged with 

 black and placed obliquel}' between veins 2 and 4, the upper spot 

 below discocellular; cilia cinnamon drab. Hind wing buff white 

 irrorated with light clrab except on costa; cilia light buff. Fore 

 w^ng below buff white irrorated with light drab except on inner 

 margin; lines of upper side faintly indicated; cilia light buff tipped 

 with light drab. Hind wing below as on upper side. 



Expanse. — 34 mm. 



Habitat. — Formosa, Argentina. 



Type.—C2it. No. 26225, U.S.N.M. 



Allied to T. nana Druce group. 



ARTACE ARGENTINA, new species. 



Male. — Palpi black, the third joint mottled with white hairs. 

 Head and body white, the thorax suft'used with pallid mouse gray, 

 the abdomen dorsally with mouse gray bands. Legs white, the fore 



