554 NOCTUIDvE. 



margin. Hind wing with indistinct antemedial, medial, and traces 

 of two postmedial and a submarginal line. Underside suffused 

 with dull red and having two medial lines and one postmedial to 

 each wing. 



2 . The ground-colour ochreous. Fore wing with the stigma 

 larger. Hind wing with the markings prominent ; two ante- 

 medial lines ; an ochreous submarginal line and two crenulate 

 black lines inside the margin. Underside orange-scarlet; each 

 wing with cell-spot, medial, postmedial, and submarginal lines, and 

 series of lunules inside the margin. 



The form helicina is more brightly coloured ; female with the 

 ochreous submarginal line of hind wing crenulate. Indenta has 

 the markings not prominent ; the stigma reduced in size and with 

 two indentations in its outer edge ; male with the thorax pale, the 

 fore wing suffused with olive and vinous ; female with the sub- 

 marginal line of hind wing not crenulate. Triloba has the head of 

 the stigma reduced to three grey spots, often with black centres ; 

 male with the thorax pale and suffused with vinous and olive ; 

 female ochreous, with a purplish or, in the form rosacea, bright pink 

 tinge, all the lines indistinct. 



Hah. Japan ; China ; Chusan ; throughout India, Ceylon, and 

 Burma ; Andamans ; Java. Exp., J 64-76, $ 66-88 millim. 



Sect. II. Fore wing with the costa straighter towards apex, which 

 is more or less acute and produced ; male with no fold or 

 long hair on inner area of hind wing. 



A. Male ivith the antennae minutely fasciculate. 



a, (Hypopyra). Male with an erectile tuft of long hair from 

 femoro-tibial joint of fore legs ; the tibiae and hind tarsi not 

 fringed with long hair, nor the hind iving clothed with long 

 woolly hair on underside. 



2630. Spirama vespertilio, Fabr. Mant. Ins. ii, p. 136 ; C. fy S. 



no. 2572. 

 Hypopyra sbiva, Guen. Noct. iii, p. 199 ; C.fyS. no. 2570. 

 Hypopyra feniseca, Guen. Noct. iii, p. 200 ; C. 8f S. no. 2564. 

 Hypopyra ossigera, Guen. Noct. iii, p. 201 ; C. fy S. no. 2565. 

 Hypopyra extricans, Wlk. Cat. xiv, p. 1328 ; C. fy S. no. 2563 a. 

 Hypopyra pandia, Feld. Reis. Nov. pi. 115, fig. 12; C. 8f S. 



no. 2567. 

 Hypopyra pallida, Moore, P. Z. S. 1883, p. 26 ; Lep. Ceyl. iii, 



pi. 166, figs. 1, 1 a ; C.8fS. no. 2566. 

 Hypopyra distans, Moore, Lep. Atk. p. 169 ; C. &f S. no. 2563. 



Differs from retorta in the abdomen being crimson, with the 

 dorsal area grey or brown to near extremity. Fore wing with the 

 stigma never more developed than in the form indenta and usually 

 reduced to spots, or to two spots on discocellulars, or altogether 

 absent ; the outer postmedial line of fore wing and the medial and 

 submarginal lines of hind wing crenulate. 



