588 MR. A. G. BUTLER ON THE SPHINGID. 
14. TRIPTOGON DECORATA. 
Smerinthus decoratus, Moore, P. Z. 8. 1872, p. 568. 
Sikkim (Langq). 
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. Triptocon? PUSILLUS. 
Smerinthus pusillus, Felder, Reise der Noy., Lep. iv. tab. 82. fig. 1 (Nov. 1874). 
q 
I 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. TrIproGon 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 COMPLACENS. 
3, Smerinthus complacens, Walker, Lep. Het. Suppl. i. p. 40 (1864). 
9 , Smerinthus dyras, var. 8, Walker, Lep. Het. viii. p. 251 (1856). 
¢ 2, Amoy (Stevens); 2, Shanghai (Fortune); Japan ( Whitely). Typ e, B.M. 
A well-marked and beautiful species, 
20. TRIPTOGON ROSEIPENNIS. (Plate XCI. fig. 6.) 
“* 
Triptogon roseipennis, Butler, P. Z. 8. 1875, p. 257. no. 49. 
Hakodadi (Whitely). Type, B.M. 
Allied to 7. gaschkevitschii. + 
Mr. Lewis bred this species from larvee found on the plum and cherry. 2 
21. TRIPTOGON GASCHKEVITSCHII. ; 
Smerinthus gaschkevitschii, Bremer, Beitr. Schmett. Faun. nérdl. China’s, p. 13. no.58; Ménétriés, 
Enum. Corp. Anim. Mus. Imp. Acad. Sci. Petrop. ii. p. 94. no. 1563, pl. xiii. fig. 4 (1857). $ 
Pekin; Mongolia. B.M. ; 
