Lineblues from Northeast India with id help reauest

[Psyche]

Nacaduba berenice.
Dark striae strong in both sexes.
Costal spot above the innermost FW band always present.
Submarginal spots mostly irregular , some pointed ; FW postdiscal band usually broken in the middle.
UpMale pale blue with a frosting (sprinkled whitish dusting).
UpFemale with pale blue FW patch, some vague submarginal spots may be present.
Males.
Typical Singapore males
https://www.butterflycircle.com/chec...hee%20Beng.jpg
https://www.butterflycircle.com/chec...drick%20Ho.jpg
Thailand.
https://thaibutterflies.com/wp-conte...e-1080x675.jpg
India.
https://www.ifoundbutterflies.org/me...ekar_ag350.jpg
https://www.ifoundbutterflies.org/me...ekar_ag351.jpg
https://www.ifoundbutterflies.org/me...2ae6a219-2.jpg
https://www.ifoundbutterflies.org/me...2ae6a219-1.jpg
Female.
https://www.ifoundbutterflies.org/me...447137cb-1.jpg
https://www.ifoundbutterflies.org/me...447137cb-2.jpg

[Psyche]

Nacaduba calauria is the most confusing.
The race in P. Malaysia & Singapore is quite different from that in India.

N calauria malayica.

Dark striae strong in both sexes.
FW postdiscal band almost always straight & only submarginal spots c4 & 5 sharply pointed.
Up Male darkish violet blue.
UpFemale with a deeper blue patch than berenice.

Male ;Note the dark violet upperside showing thru the tear.
https://wanderingbutterflyeffect.fil...b3ad98860e.jpg
Female on right.
https://www.butterflycircle.com/chec...llen%20Tan.JPG

Toxopeus described ssp evansi in S. India & Sri Lanka page 434.
https://archive.org/stream/CFGEDI192.../n465/mode/1up
The salient points.
1. UpMale brownish purple with dark gloss.
2. UpFemale dark greyish brown with wedgeshape purple on FW & a patch on HW.
3. Male submarginal lunules arranged in a sharply zigzag line; female und submarginal lunules dark brownish grey linking together to form a sharp-edged zigzag line.

Probable Nacaduba calauria evansi.
https://www.ifoundbutterflies.org/me...288755ea-1.jpg
https://www.ifoundbutterflies.org/me...feccc321-1.jpg


TL Seow: Cheers.
PS. Note Nacaduba berenice in Australia have sharply pointed submarginal spots.