AVITTA,—DIERNA. 29 
with indistinct waved antemedial, medial, and postmedial lines and 
submarginal band; a large indistinct reniform spot. Abdomen 
Fig. 12.—Avitia subsignans, §. 4. 
and hind wing dark fuscous. Underside whitish, with prominent: 
black cell-spot and curved postmedial line to each wing. 
Hab. Khasis; W. and 8. India; Ceylon; Andamans. Exp. 40- 
44 millim. 
2786. Avitta rufifrons, Moore, Lep. Ceyl. iii, p. 554, pl. 215, fig. 2; 
C. & S. no. 3012. 
Differs from subsignans in having the head and collar bright 
fulvous ; the fore wing rather redder brown. - 
Hab. Nilgiris; Ceylon; H. Pegu. xp. 46 millim. 
2787. Avitta quadrilinea, Wik. Journ. Linn. Soc. vii, p. 171; C.§ 8. 
no. 3044. 
Bocana quadrilinealis, Moore, P. Z. S. 1867, p. 88; C1 & S. 
no. 8004, 
Head, thorax, and fore wing purplish grey-brown; the last 
crossed by four oblique red-brown lines; an indistinct submarginal 
dentate line; a marginal red-brown line. Abdomen and hind wing 
dark fuscous brown. Underside with small cell-spot and curved 
postmedial line to each wing. 
Hab. Sikhim; Khasis; Nilgiris; Borneo; Gilolo. xp. 45-48 
millim. 
Genus DIERNA. 
Dierna, Wik. Cat. xvi, p. 204 (1858). 
Nahara, Wik, Cat. xxxiui, p. 1004 (1865). 
Tluza, Wik. Cat. xxxiii, p. 1006. 
Type, D. acanthusalis, W1k. 
Range. Sikhim ; Khasis ; throughout Peninsular India, Ceylon, 
and Burma. 
Palpi with the 2nd joint upcurved, slender, and reaching above 
vertex of head, the 3rd long and acute; thorax and abdomen 
smoothly scaled and slender. Fore wing with the apex acute. 
Hind wing with the inner margin short ; the outer margin angled 
at vein 2; vein 5 from near lower angle of cell. 
