Which Horaga?

[Psyche]

It is most likely a female H. syrinx.


The female H. syrinx also have a large white FW spot.
https://singapore.biodiversity.onlin...doptera-000120

In H. syrinx the HW white band at the lower end (after the bend) is short & irregularly thicken. It also does not reach the margin.
https://4.bp.blogspot.com/-Dwe-TU83l...nOnyx3-KSK.jpg

In H. onyx. this part of the white band is long & straight, reaching the margin.
https://farm4.staticflickr.com/3480/...fac_z.jpg?zz=1


Your butt have this part of the white band straight suggesting H. onyx but too short & not reaching the margin.

All correct examples of H. onyx have this part long & straight, reaching the margin , whatever the subspecies.
https://www.flickr.com/photos/gancw1/46395044421/
https://www.ifoundbutterflies.org/me...ekar_ag359.jpg
https://commons.wikimedia.org/wiki/F...n_Onyx_(2).jpg

A female H. syrinx in which the lower part of the band is only slightly undulate.
https://thaibutterflies.com/project_tag/horaga-syrinx/

TL Seow: Cheers.