446 NOCTTTID^E. 



Genus SYPNA. 

 Sypna, Guen. Noct. iii, p. 144 (1852). 



Type, S. omicronigera. Guen. 



Range. Japan ; Himalayas ; Assam ; Nilgiris ; Burma ; Java. 



Palpi with the 2nd joint thickened and reaching vertex of head,the 

 3rd long ; antennae of male usually fasciculated ; thorax quadrately 

 scaled ; the metathorax slightly tufted ; abdomen with dorsal 

 ridges and tuf fcs of hair on proximal segments ; tibiae slightly hairy 

 and usually without spines. Fore wing with the apex rounded ; 

 the cilia crenulate. Hind \ving with the cilia crenulate ; vein 5 

 from lower angle of cell. 



SECT. I. Mid tibiae without spines. 

 A. Antennae of male fasciculated. 



2373. Sypna omicronigera, Guen. Noct. iii, p. 145 ; C. $ S. no. 2517. 

 Sypna mormoides, Butl. Trans. Ent. Soc. 1881, p. 202, & III. Het. 



vi, pi. Ill, tig. 2 ; C. $ 8. no. 2515. 

 Sypna albovittata, Moore, Lep. Atk. p. 168, pi. 5, fig. 25 ; C. $ S. 



no. 2499. 

 Tavia dubitaria, Wlk. Cat. xxxiii, p. 939 ; C. $ S. no. 2509. 



Fore wing brown, more or less suffused with purple and 

 irrorated with black ; patagia with pale and dark bands. Fore 

 wing with subbasal and medial black-brown bauds, with waved 

 edges and lines outlining them ; the reniform large and very 

 indistinct ; a postmedial black-brown lunulate band with a lunulate 

 black line beyond it ; a submarginal series of small lunules, usually 

 with white specks beyond them. Hind wing dark brown ; the 

 area at anal angle purplish, with some waved black lines crossing 

 it ; a submarginal series of dark specks with w r hite specks beyond 

 them near anal angle. Underside with medial fuscous band on 

 fore wing placed on a pale patch ; hind wing with a dark-edged 

 pale cell-spot. 



Omicronigera is a small form from Sikhim and the Khasis, with 

 the markings of fore wing not well-defined ; dubitaria, from the 

 N.W. Himalayas, is larger, with the bands more prominent, and 

 sometimes with white suffusion before and beyond the subbasal 

 and beyond the medial band ; mormoides, from Sikhim, is the 

 largest form, with the markings most prominent ; the reniform 

 may be ochreous, with some white specks round it ; albovittata has 

 some white suffusion on fore wing inside the antemedial line and 

 beyond the postmedial. 



Hab. N. W. Himalayas ; Sikhim ; Assam. Ecep. 55-86 millim. 



2374. Sypna crelisparsa, Wlk. Cat. xiv, p. 1262 ; Butl. III. Het. vi, 



pi. Ill, fig. 4 ; C.$S. no. 2505. 



Differs from typical omicronigera in the medial band of under- 



