630 



NOCTTTIDJ!. 





point at costa, then faint, excurved beyond the cell and oblique to 

 inner margin ; traces of a pale subterminal line excurved below 

 vein 7 and at middle ; a terminal series of black points. Hind 

 wing greyish suffused with brown, the cilia with a fine pale line at 

 base ; the underside whitish thickly irrorated with brown, the 

 costa tinged with ochreous. 



Hab. Madras, Gooty {Campbell), 1 $ type. Exp. 20 millim. 



Genus THYATIEINA, nov. 



Type, T. achatina. 



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

 middle of frons and moderately scaled, the 3rd short; frons with rou. 

 prominence produced to a beak-like point at extremity, a corneous plate below 

 it; eyes large, round ; antennas laminate and almost simple; thorax clothed' 

 chiefly with scales, the prothorax without crest, the metathorax with decumbent 

 crest; tibia? moderately fringed with hair; abdomen without crests. bore 

 wing with the apex rounded, the termen evenly curved and not crenulate, 

 the inner margin lobed before middle ; veins 3 and 5 from near angle of cell ; 

 6 from upper angle; 9 from 10 anastomosing with 8 to form the areole ; 

 11 from cell. Hind wing with veins 3. 4 from angle of cell: 5 nearly ful'y 

 developed from below middle of discocellulars; 6, 7 from upper angle; 8 anas- 

 tomosing with the cell near base only. 



5986. Thyatirina achatina. 



Thyatira achatina, Weym. Berl. Ent. Zeit. xli. p. 90, pi. 8. f. 3 (1896). 



6 . Head, thorax, and abdomen ochreous suffused with rufous 

 and irrorated with a few dark brown scales, the head somewhat 

 darker ; pectus, legs, and ventral surface of abdomen ochreous, the 

 fore tibias and tarsi brown, the latter slightly ringed with white. 

 Fore wing ochreous suffused with rufous and irrorated with a few 

 dark scales ; the basal area with pale chocolate-brown patch in and 

 below cell, whitish towards inner margin ; antemedial Hue whitish 



Fig. 182. — Thyatirina achatina, J. 



defined by dark brown on outer side, very strongly excurved, 

 obsolescent and angled outwards above inner margin ; medial area 

 chocolate red-brown becoming whitish with prominent dark irro- 

 ration towards inner margin ; a faint sinuous dark medial line ; 

 postmedial line arising: from middle of costa, white defined on inner 

 side by dark brown, incurved and slightly sinuous from costa to 

 submedian fold where it is angled outwards, then' black and in- 

 curved, a large rounded olive-brown patch beyond it between 



