I think they can be ID'ed especially with fresh individuals.


Pelopidas thrax; P thrax thrax ,Mediterranean to Delhi. ssp masta Sikkim & Manipur.

1.Male brand whitish.
2 .FW upper cellspot often teardrop shape ( horizontally).
3. UnH spots distinctly margined with dark brown; some spots reduced to dark rings.
4. Underpart of body ie. head, thorax, & abdomen strongly whitish.
5. Ssp mastaUnH spots mostly dark rings except spots 4 & 5.
Greek islands.
https://www.researchgate.net/profile...2007-Right.png
http://www.pyrgus.de/Pelopidas_thrax_en.html
Turkey
http://4.bp.blogspot.com/-eccwOVlYqY..._2649%252B.jpg

There are pix in which the marginal areas are pale shaded much as in P. mathias from S. India, but the pix are from Africa.
Nigeria.
http://tolweb.org/Pelopidas_thrax

P. agna.
1 UpF male with spot 2 & 3 very narrow & rectangular .
2. Male brand dark.
3. UnH uniformly ochreous brown .
4. UnH spots not dark-ringed.
https://www.ifoundbutterflies.org/me...Saji_ac952.jpg
https://upload.wikimedia.org/wikiped...18_09_2012.jpg
female
https://upload.wikimedia.org/wikiped...a_20140621.jpg


Pelopidas mathias.
1, Male brand dark.
2. FW spot 2 & 3 quadrate.
3. UnH greyer with pale marginal shading .
4. UnH spots not dark-ringed.


TL Seow: Cheers.