The markings are correct for Isma iapis although the pale area on the antenna is not obvious.


Isma iapis.
https://thaibutterflies.com/Butterflies/isma-iapis/
https://a4.pbase.com/o2/25/686825/1/...._LC86858x.jpg
https://a4.pbase.com/o2/25/686825/1/...._LC86850x.jpg


TL Seow: Cheers.