588 MR. A. a. BUTLER ON THE SPHINGTDvE. 



14. Triptogon decorata. 



Smerinthus decoratus, Moore, P. Z. S. 1872, p. 568. 

 Sikkim (Lang). 



15. Triptogon spectabilis. (Plate XCIII. fig. 1.) 

 Triptogon spectabilis, Butler, P. Z. S. 1875, p. 256. no. 48. 



Darjeeling. Type, coll. F. Moore. 



16. TRIPTOGON ? POPULETI. 



Smerinthus populeti, Bienert, Lep. Ergebn. p. 33 (1870). 

 Persia. 



17. Triptogon'? PUSILLUS. 



Smerinthus pusillus, Felder, Reise der Nov., Lep. iv. tab. 82. fig. 1 (Nov. 1874). 



1 am not quite certain that this species belongs to the genus in which I have placed 

 it ; but it is more like it than any thing else. 



18. Triptogon indica. 



Smerinthus indicus, Walker, Lep. Het. viii. p. 254. no. 17 (1856). 



North India (Stevens). Type, B.M. 



This little species differs from the normal type of the genus in having the primaries 

 more rounded at apex. The specimen in our collection may, however, be stunted. 



19. Triptogon complaoens. 



<J, Smerinthus complacens, Walker, Lep. Het. Suppl. i. p. 40 (1864). 

 V , Smerinthus dyras, var. /3, Walker, Lep. Het. viii. p. 251 (1856). 



<3 2, Arnoy (Stevens) ; 2, Shanghai (Fortune); Japan (JVhitely). Typ e, B.M. 



A well-marked and beautiful species. 



2 . T riptogon roseipennis. (Plate XCI. fig. 6.) 



Triptogon roseipennis, Butler, P. Z. S. 1875, p. 257. no. 49. 



Hakodadi (Wlvitely). Type, B.M. 



Allied to T. gaschkevitscMi. 



Mr. Lewis bred this species from larvae found on the plum and cherry. 



21. Triptogon gaschkevitschii. 



Smerinthus gaschkevitschii, Bremer, Beitr. Schmett. Faun, nordl. China's, p. 13. no. 58; Menetries, 

 Enum. Corp. Anim. Mus. Imp. Acad. Sci. Petrop. ii. p. 94. no. 1563, pi. xiii. fig. 4 (1857). 



Pekin; Mongolia. B.M. 



