1. Athyma reta moorei .
2. Erinota thrax thrax female.
The lower 2/3 pf the FW outer margin is straight. Cn be very difficult to judge in photos.
Male narrower FWs.
http://www.butterflycircle.com/check...20-%20Khew.jpg
Females.
https://www.thaibutterflies.com/wp-c...x-1080x717.jpg
http://butterfliesofamerica.com/imag..._ex_banana.jpg
E. torus female: More rouded FWs.
http://www.ifoundbutterflies.org/med...dea21c88-1.jpg
http://taibnet.sinica.edu.tw/uploads...%20torus_a.jpg
http://www.ifoundbutterflies.org/med..._10/tbf180.jpg
3. I presume this is taken in Singapore.
This is a difficult one It appears to be a new species.
A male with the abdominal end strongly black-banded. FW spot 5 smaller than spot 4.
It is not P. mingo which have FW spots 4 & 5 of about equal size.
http://3.bp.blogspot.com/-f3wB2A2ujB...0/_MG_1531.jpg
It is not P. juno which have FW spot 8 (topmost) missing or vestigial.
http://www.samuibutterflies.com/inse...nthusjunojuno/
http://3.bp.blogspot.com/-eLxO6Cqrl-...it%2BBrown.jpg
It is not P. trachala which have FW spots 4 & 5 (of equal size) without overlapping the spots above & below; they are connected by the spikes.
http://4.bp.blogspot.com/-kvlAhJLLsd...la-tytleri.jpg
It is not P. serina which is lightly dark-shaded, & more orangey.
http://www.butterflycircle.com/check...serina-KSK.jpg
It looks very similar to this P. palnia which underside generally look greenish grey.
Range: India to SE Asia down to Sumatra, but not recorded from peninsular Malaysia.
https://farm5.static.flickr.com/4536...eb33ea48_b.jpg
Tentative ID. Potanthus palnia.
TL Seow: Cheers.