of Lepidoptera Heterocera from Japan. 279 
that this opinion is corroborated by Rothschild and Jordan, 
who include tyenobw under the synonymy of A. rubiginosa 
in their “ Revision of the Lepidopterous Family Sphing- 
idae.” Rubiginosa and iyenobu are both mentioned by 
Leech in his catalogue from Japan as distinct species, 
but he remarked that he had not seen the latter. 
A series of nine male specimens and one female taken 
at Tokyo in June, July and August. The female speci- 
men agrees exactly with Holland’s description of zyenobu. 
Other recorded localities for the species in Japan are 
Yokohama (April, August, and September); Mukoyama 
(July); Oiwake ; and Hakodate (June and July). 
Local distribution, YEZO; Honpo. 
General distribution. AMURLAND; CHINA; JAPAN. 
Collection number, 26. 
Sub-family MACROGLOSSINAE. 
Genus ACOSMERYX. 
Boisduval, Spec. Gén. | Lép. Hét., i, p. 214 (1875); 
Rothschild and Jordan, Rev. Lep. Sphing., Nov. Zool., ix, 
suppl. p. 526 (1903). 
oy 
— 
186. 
Acosmeryx castanea. 
Acosmeryx anceus, Leech (nec Cramer, 1781), Proc. Zool. 
Soc. Lond., 1888, p. 585 (part); Kirby, Cat. Lep. 
Het., i, p. 648 (1892) (part); Leech, Trans. Ent. Soc. 
Lond., 1898, p. 281 (part, Yokohama; Kiukiang, vii). 
Acosmeryx castanea, Rothsch. and Jord., Rev. Lep. Sphing., 
Nov. Zool., ix, suppl., p. 531 (1903); Nagano, in Nawa’s 
Icones Japonicorum Insectorum, p. 8, pl. iv, fig. 1 a, 6 
(larva), ¢ (pupa), (1904). 
Nine male specimens and one female taken at Tokyo 
and Yokohama in May, June and July, 1894. 
Local distribution. YEZO; Honvpo. 
Type, in Tring Museum (Yokohama, June, 1896). 
Originally referred to anceus, Cramer, by- Leech, but re- 
described as a*new species from Japan by Rothschild and 
Jordan. 
Collection number, 27. 
