Theretra clotho & tibetiana.

It is not possible to differentiate between the two as they are practically identical.

The distribution of the two are slightly different & as far as I can see T. tibetiana has not been recorded in India.

https://tpittaway.tripod.com/china/t_clo.htm
T. clotho is found in Thailand but not T. tibetiana.
https://en.wikipedia.org/wiki/File:T...ark_female.jpg


https://tpittaway.tripod.com/china/t_tib.htm
T. tibetiana is found in Taiwan but not T. clotho.
https://species.wikimedia.org/wiki/T...513811706).jpg