42\ 



nocttjid.t:. 



dentate and oblique to vein 2, then retracted to below angle of 

 cell and waved to inner margin, some whitish and black strise 

 beyond it on costa ; subterminal line indistinct, pale, waved, 

 excurved below vein 7 and at middle, slight black marks beyond it 

 above and below vein 4 : a fine waved black terminal line. Hind 

 wing cupreous brown, deepening towards termen, on which there 

 is a series of grey lunules on inner side of the fine Avaved black 

 terminal line ; cilia grey and biown ; the underside grey irrorated 

 with brown, a diseoidal spot, crenu late postmedial line, and diffused 

 subterminal line extending to termen towards apex. 



Bab. I'anama, Obispo (Salvm), 1 $ type. EiVj). 44 millim. 



Genus THALATHA. 

 Thalatha, Wlk. Journ. Linn. Soc, Zool. vi. p. 187 (1862) 



Type. 



si/tens. 



Proboscis fully developed ; palpi upturned, the 2nd joint reaching about to 

 middle of Irons and moderately fringed with bair iu front, the 3rd moderate ; 

 frons with very small corneous prominence at middle with raised edges; eyes 

 large, round ; antennae laminate or uniserrate ; thorax clothed chiefly with 

 scales and without crests ; tibite moderately fringed with bair; abdomen with 

 dorsal ci-est at base only. Fore wing with the apex typically rounded, the 

 termen evenly curved and very slightly crenulate ; veins 3 and 5 from near 

 angle of cell ; 6 from upper angle ; 9 irom 10 anastomosing with 8 to form 

 the areole ; 11 from cell. Hind wing with veins 3, 4 from angle of cell; 

 5 obsolescent from middle of discooellulars ; 6. 7 shortly stalked or from 

 angle ; 8 anastomosing with the cell near base only. 



Sect. I. Antennas of male with uniseriate serrations. 



3616. Thalatha malagassica, n. sp. 



J . Head and thorax white slightly tinged with rufous ; palpi 

 fulvous red with some black above ; antennae, tegulse, and patagia 

 fulvous red ; pectus and legs fulvous red, the mid tibiae with black 

 spot at middle and the tarsus with black spot on basal joint ; 



Fig. 11.— Thalatha malaffassica, S- \. 



abdomen ochreous white. Fore wing white iri-orated with fulvous, 

 the submedian interspace suffused with fulvous except just beforo 

 antemedial and beyond postmedial lines, a fulvous band from 

 middle of costa to vein 2 and a patch on costa towards apex ; 

 a diffused black fascia in submedian fold from base to before ante- 

 medial line, from it to postmedial line, and from beyond pustmedial 

 line to termen ; antemedial line represented by a black point on 



