Amathusia. The confusingly complex genus.

[Psyche]

The next five species have the FW median band regular.
Amath.png

3. Amathusia masina (after the town Banjirmasin- saline flood).

Male have a single large buff hairtuft in HW space 1a.Abdominal hairtufts uniform brown.
UnF median band broad, redbrown and merging with the postdiscal band.
Postdiscal band solid brown without a colour break in the middle.
UnH 4th band from the base narrow and strongly notched.
This gives a distinct appearance with the outer half of the wings dark red-brown.
https://www.gbif.org/occurrence/2847204563
https://www.gbif.org/occurrence/2847204548
https://www.gbif.org/occurrence/2847204564
https://thaibutterflies.com/Butterfl...thusia-masina/
Females.
https://yutaka.it-n.jp/ama/50360010.html

Male probably intermediate ie cross with A. perakana.
Male with partial hair tuft in space 1a; UnH 4th band broken into spots as in A. perakana.
https://www.gbif.org/occurrence/2847204945