436 JOURNAL, BOMBAY NATURAL HIST. SOCIETY, Vol. XXL 



externa. 



cervina. 

 castaneipars. 



short ; frons smooth ; eyes large, round ; antennae of male typically ciliated ; 

 thorax clothed with hair and hair-like scales mixed with some scales, the 

 prothorax with small spreading crest, the metathorax without distinct 

 crest ; tibise moderately fringed with hair ; abdomen without crests, 

 Forewing rather narrow, the costa and inner margin subparallel, the apex 

 rounded, the termen evenly curved and slightly crenulate ; veins 3 and 5 

 from near angle of cell ; 6 from uipper angle ; 9 from 10 anastomosing with 

 8 to form the areole ; 11 from cell. Hindwing with veins 3" 4 from angle 

 of cell ; 5 obsolescent from middle of discocellulars ; 6" 7 from upper angle 

 8 anastomosing with the cell near base only. 

 Sect. I. — Antennae of male serrate. 



A. Forewing with the reniform present. 



a. Forewing with series of dark points beyond 



postmedial line . , . . . . . . 



b. Forewing without series of dark points beyond 



postmedial line . . 



B. Forewing with the reniform absent 

 1876. Athbtis externa. 

 1802. Athexis cervina. 

 1883. Athetis castaneipars. 

 Sect. II. — Antennae of male ciliated. 



A. Forewing with the reniform with pale annulus. 



a. Forewing with the reniform filled in with black. . delecta. 



b. Forewing with the reniform not filled in with 



black. 

 a}. Forewing with the reniform constricted at 

 middle and angled inwards on median ner- 

 vure . . . . . . . . . . proitexta. 



¥. Forewing with the reniform not constricted at 

 middle or angled inwards on median nervure. 

 a^. Hindwing uniform brown .. .. divisa. 



b^. Hindwing whitish tinged with brown espe- 

 cially on terminal area . . . . ambigua. 



B. Forewing with the reniform defined by more or 



less prominent white points. 

 a. Hindwing wholly suffused with brown. 

 a}. Forewing nearly uniform red-brown. 



a^. Forewing dark red-brownj; antennae of male 



minutely ciliated 

 b'^. Forewing greyer ; antennae of male with 

 long cilia 

 6\ Forewing pale rufous or greyish variegated 

 with deep rufous and brown 



inter stincta. 



longiciliata. 



fasciata. 



