Jamides bochus.
Easily mistaken for a Nacaduba species , it is recognised by the white lines forming a spike near the HW inner (lower as seen ) margin.
https://d29tlldvxtis6c.cloudfront.ne...ean-0a8962.jpg
https://4.bp.blogspot.com/_rzo8wjfyC..._Female_1A.jpg
TL Seow: Cheers.
Thank you, Dr Seow!