ID for Vietnam butterflies

[Psyche]

8. https://www.inaturalist.org/observations/169383669
Antennae with the usual pale areas.

Female Caltoris bromus bromus.
https://yutaka.it-n.jp/hes/93320001.html

The female often have HW spots but soetimes not.
The male is usually without HW spots but occasionally have them.
Singapore.
Typical male.
https://www.inaturalist.org/observations/184641820
Female.
https://www.inaturalist.org/observations/13664032
Female Taiwan.
https://live.staticflickr.com/6177/6...dd7ab1ee_b.jpg
Female Chitwan India.
https://www.researchgate.net/profile...ember-2021.png


The only other species in which the HW may have spots is Caltoris kumara.
HW spots are only present in ssp kumara in S India.
https://www.ifoundbutterflies.org/si...0e6b4ea4-1.jpg
Ssp moorei in SE Asia lacks the HW spots.
https://yutaka.it-n.jp/hes/93350010.html