THEEMESIA. ISCHYJA. 537 



C. (Hypospila). Male with the antennae ciliated ; the cell of hind 

 wing short, veins 7 and 8 distorted, 6 given off below angle of 

 cell. 



2603. Thermesia bolinoides, Guen. Noct. iii, p. 358 ; C. $ S. no. 2348. 



Therinesia signipalpis, Wlk. Cat. xv, p. 1572. 



Differs from rubricans in the colour being almost always much 

 darker red-brown ; palpi black, wbite at tips. Fore wing with the 

 reniform reduced to a pale speck ; the postmedial line less oblique, 

 arising from the costa before apex, and not angled. Hind wing 

 with the postmedial line straight. 



Hob. China; throughout India, Ceylon, and Burma; Andamans. 

 Exp. 44 millim. 



Genus ISCHYJA. 



Ischyja, Hilbn. Verz. p. 265 (1818). 

 Potamophora, Guen. Noct. iii, p. 122 (1852). 



Type, /. manlia, Cram. 



Range. China; Philippines; throughout the Indian region; 

 Sumatra ; Java ; Borneo. 



Palpi with the 2nd joint broad and rectangularly scaled, reaching 

 vertex of head, the 3rd long, naked, blunt, and oblique ; antennae 

 thickened and fasciculate in male; thorax and abdomen smoothly 

 scaled ; tibiae without spines ; fore tibiae with a triangular tuft of 

 hair ; mid tibiae slightly fringed ; hind tibiae clothed with long hair. 

 Eore wing with the costa highly arched towards apex, which is 

 produced and acute ; the outer margin obliquely curved. Hind 

 wing with the cell very short ; male with veins 2, 3, 4 running 

 close together to near outer margin. 



Larvce with four pairs of abdominal prolegs. 



2604. Ischyja manlia, Cram. Pap.Exot. i, pi. 92, A; Moore, Lep.Ceyl. 



iii, pi. 163, figs. 1, 1 , b (larva) ; C. $ S. no. 2492. 



c? . Head and thorax red-brown : abdomen fuscous or red- 

 brown ; a white spot at base of hind tibiae, and others on the 

 outer spur of mid legs and outer medial spur of hind legs. 

 Pore wing pale or dark red-brown or olive-brown, irrorated 

 with dark specks ; traces of antemedial and medial waved 

 lines ; a straight oblique postmedial line ; the orbicular and 

 reniform grey or ochreous, or in the form of deep black 

 quadrate spots with white edges ; black spots below centre and 

 end of cell generally present, each with a white lunule on it and 

 conjoined by a streak ; a large ochreous patch sometimes present 

 from lower end of cell to inner margin ; an obscure waved sub- 

 marginal line commencing as an oblique streak from the apex. 

 Hind wing very dark red-brown ; the area near anal angle greyish, 

 with dark strigae ; a broad, irregularly angled, purplish-blue medial 

 band from the costa to vein 2 ; a black spot with pale streak on it 

 above anal angle. Underside of fore wing with white irregular 



