NTMPHALIN^. (Gtovlp potamina.) 25 



Expanse, cJ 3n,, ? S^q inches. 



Habitat. — S. Andaman Isles. 



The type specimens of this species were obtained by the late Mr. A. de 

 Roepstorff, at Port Blair, South Andamans, and from whom we received several 

 examples. It is a well-marked species. 



Indo-Malatan Species op Hekona. — Herona Sumatrana, Moore, Trans. Ent. 

 Soc. 1881, p. 308. Bock's Head Hunters, etc. (1881). de Nic^ville, Journ. 

 Asiatic Soc. Bengal, 1894, p. 5, pi. 3, fig. 7, ? . Habitat. Sumatra. — Herona Djarang, 

 Eruhstorfer, Ent. Nach. 1893, p. 319; Stettin Ent. Zeit. 1894, p. 126, pi. v. fig. 9,<S. 

 Habitat. Mas Island. — Herona Pringondani, Pruhstorfer, Enfc. Nach. 1893, p. 314 ; 

 Stett. Ent. Zeit. 1894, p. 120, pi. 4, fig. 5, ? . de Niceville, Journ. Asiatic Soc. 

 Bengal, 1894, p. 4, pi. 3, fig. 4, 5, c? ? . Habitat. Java. — Herona Schonbergi, 

 Staudinger, Isis, 1890, p. 337, pi. 3, fig. 3; Deuts. Ent. Zeit. 1891, p. 84. Habitat. 

 S. Borneo. 



Genus SEPHISA.. 



Castalia, Moore, Catal. Lep. Mus. E. I. Company, i. p. 199 (1857). Staudinger and Schiitts, Lep. 



Exot. p. 166 (1888) — preoccupied, 

 Apatura (Sect. v. Castalia), Felder, Neues Lep. p. 37 (1861). 

 SepMsa, Moore, Proc. Zool. Soc. 1882, p. 240. de Mceville, Butt, of India, etc., ii. p. 45 (1886). 



Leech, Butt. China, etc., p. 150 (1892). 



Imago. — Male. Forewing subtriangular, costa arched, apex obtuse, exterior 

 margin convex below the apex, concave in the middle, emarginate and sharply 

 angular at end of the lower median veinlet; posterior margin straight; first 

 subcostal branch emitted at about one-fourth before end of the cell, second at a 

 short distance beyond the end ; discocellulars short, radials from angle close to 

 subcostal and lower end ; cell open. Hindwing short, triangularly ovate ; costa much 

 arched, exterior margin convex, scalloped ; precostal vein strongly excurved ; cell 

 open. Body stout ; palpi porrected, compactly scaled beneath ; antennae rather 

 stout, with a well-formed stout club ; eyes naked. 



Type. — S. dichroa. 



Cateepillar. — Slug-shaped ; skin wrinkled and shagreened ; with two small 

 dorsal flat semi-lobed raised granulate flaps on the eighth segment, and two also on 

 the eleventh segment ; head larger than second segment, furnished with two 

 antlered horns ; anal segment with two acutely-pointed processes. 



Chrysalis. — Somewhat boat-shaped; dorsum highly arched and keeled; 

 shagreened, thorax gradually sloped from the head with, a narrow keeled ridge from 

 the collar to the waist, which is slightly notched before reaching the highest point; 

 head with two projected points. 



VOL. III. E 



