DELTOIDINJE. 31 



<5 . Differs from decisa in being ochreous ; a black speck in cell 

 and two spots at end of it ; the oblique band broader ; the sub- 

 marginal line more prominent. 



$ . Browner and with a purplish tinge ; fore wing with a small 

 ring-spot at end of cell. 



Hob. Sikhim ; Khasis. Exp. 48 millim. t 



Subfamily DELTOIDIN^E. 



Palpi either long, slender, and sickle-shaped, the 2nd joint being 

 curved in front of head, or porrect, fringed with hair above and 

 usually long, a sharp frontal tuft being present. Legs with the 

 tibiae and especially the tarsal joints long and slender. Wings 

 with the neuration varying greatly as compared with the other 

 groups of Noctuidce ; hind wing with vein 5 almost always fully- 

 developed. 



Larvce usually seniiloopers, with the first or first two pairs of 

 abdominal prolegs rudimentary. 



Key to the Genera. 



A. Palpi long and slender, the 2nd joint curved 



upwards in front of head. 

 a. Hind wing with vein 5 from close to lower 



angle of cell. 



'. Fore wing with veins 7, 8, 9, 10 stalked. 

 a". Palpi very long, the 2nd and 3rd 

 joints tufted ; fore wing of male 

 with vein 5 absent, 1 curving up- 

 wards and anastomosing with 2; 



hind wing with vein 8 short 5. HETEROMALA,p.39. 



b z . Palpi of moderate length 1. ILYRGIS, p. 34. 



b'. Fore wing with veins 8, 9, 10 stalked. . 8. ALELIMMA, p. 47. 

 c'. Fore wing with veins 8, 9 stalked .... 2. LITHOSIOPSIS, p. 34. 

 d'. Fore wing with veins 8 and 9 anas- 

 tomosing to form an areole. 

 a 2 . Hind wing with the cell of normal 



length. 

 a 3 . Fore wing with vein 10 given off 



beyond the areole, which is minute. 3. SIMPLICIA, p. 35. 

 b 3 . Fore wing with vein 10 from the 



areole *. 

 a 4 . Palpi with the 3rd joint not 



tufted. 



a 5 . Fore wing with the apex 

 rounded ; vein 7 from end of 



areole 6. PSEUDAGLOSSA, 



b 5 . Fore wing with the apex [p. 40. 



produced and acute ; vein 7 



from before end of areole . . 10. BRACHARTHRUM, 

 b 4 . Palpi with a tuft of hair on [p. 50. 



inner side of 3rd joint 7. BLEPTINA, p. 41. 



6 2 . Hind wing with the cell short 4. ADRAPSA, p. 36. 



* Except in the Nilgiri form of Bleptina hadenalis. 



