Species name Smerinthus szechuanus (Clark, 1938)
Taxonomy

Anambulyx szechuanus Clark, 1938, Proc. New Engl. zool. Club 17: 43.TL: Southwestern China, Szechuan [Sichuan], Mt Omei [Emei Shan], 9000'.
Smerithus [sic] litulinea Zhu & Wang, 1997, Fauna Sinica, Insecta 11: 272. TL: China, Sichuan, Yahongmu.

Geographical
Range
China: Hubei ; Sichuan ; Yunnan ; Hunan
Distribuiton map
China
Sichuan

China
Yunnan
China
Guangxi
China
Guangxi
References Sphingidae of the Eastern Palaearctic by A.R. Pittaway & I.J. Kitching
http://tpittaway.tripod.com/china/s_sze.htm