X, D, s Wileman: Japanese Lepidoptera, Part II 301 



HESPERIID^ 



ISMENIN^^ 



Genus ISMENE Swainson 



Ismene Swainson, Zool. 111. (1820-21), 1, PI. 16; Watson, Proc. 

 Zool. Soc. Lond. (1893), 125 (type, cedipodea Swainson); Mabille, 

 Seitz's Macrolep. of the World, Faun. Pal. (1909), 1, 341. 



Ismene aquilina Speyer. 



Plate II, fig. 1, head, enlarged; fig. 2, dorsal aspect; fig. 3, larva; 

 fig. 4, food plant; figs. 5 and 6, pupa. 



Japanese name, kibane-seseri. 



Ismene aquilina S'PEYER, Stett. Ent. Zeitg. (July, 1879), 346; Leech,, 

 Butterf. China, Japan, Corea (1892-1894), 2, 635; Stgr., Rom. 

 Mem. Lep. (1902), 6, 214; Miyajima, Jap. Butterf. [Nihon Chorui 

 Dzusetsu (Jap.)] (1904), 206, PI. XXII, fig. 10; Matsumura, Cat. 

 Insect. Jap. (1905), 1, 24, No. 195; Matsumura, Thousand Insects 

 of Japan [Nihon Senchii Dzukai (Jap.)] (1907), 4, 133, PI. 75, 

 figs. 24, c?; 20, $; Stgr. and Rebel., Cat. Lep. Pal. (1901), 1, 94, 

 No. 681; Mabille, Seitz's Macrolep. of the World, Faun. Pal. (1909), 

 1, 342, PI. 86f. 



Ismene jankowskii Oberth., Diagn. Ask. (Augtist, 1879), 4 (published 

 in Naturae Novitates, Sept., 1879); Oberth., Etud. d'Ent. (1880), 

 5, 23, PI. 1, fig. 2, ?. 



Proteides chrysaeglia BUTL., Proc. Zool. Soc. Lond. (1881), 586. 



Pythauria chrysaeglia Pryer, Rhop. Nihon. (Dec, 1889), 33, PI. X, 

 figs. 5a, c?; b, ?. 



The larva figured (Plate II, fig. 3) was taken July 21, 1902, 

 at Hakodate, Oshima Province, Hokkaido (Yezo) on a tree 

 named in Japanese sen-no-ki (Acanthopanax ricinifolium S. and 

 Z.). It pupated July 28, 1902, and a female imago emerged 

 August 13, 1902 ; three other female imagoes emerged on August 

 10, 13, and 19, 1902, respectively. 



Larva. — The following is a description of the larva taken from 

 my original figure : Length, 41 millimeters. Head ocherish ; color 

 brownish with paired vertical lateral yellow streaks on each 

 segment parallel with the segmental divisions; two dorsal 

 yellowish white longitudinal lines, one on each side of the dor- 

 sum; yellowish white subdorsal and subspiracular stripes, the 

 latter edged with brown below and then with white ; abdomen 

 pale. 



Pupa. — Purple-gray with a prominent thoracic horn on apex 

 of head and dusted with a purplish bloom. Attached to leaf 

 by a silken pad by tail and a girdle round the middle of abdomen. 



Matsumura records this species from Hokkaido (Yezo), 

 Honshu, and eastern Siberia (Ussuri). Leech remarks that it is 



