Subspecies in India
(1) Prosotas aluta coelestis (Wood-Mason & de Nicéville, [1887]) – Assam Banded Lineblue.
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Conservation and Special status
This species is legally protected in India under Schedule II of the Wildlife (Protection) Amendment Act, 2022 ('WPAA').
Photo Gallery and Species Biology
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This species has been recorded so far from Andaman & Nicobar Islands UT, Arunachal Pradesh, Assam, Meghalaya, Sikkim and West Bengal, within Indian limits.
This species is common. The subspecies coelestis is legally protected in India under Schedule II of the Wildlife (Protection) Act, 1972.
| State | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | No date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andaman and Nicobar Islands UT | 1 | ||||||||||||
| Andhra Pradesh | |||||||||||||
| Arunachal Pradesh | 1 | 1 | 4 | 1 | |||||||||
| Assam | 3 | 2 | 1 | 5 | 1 | 1 | |||||||
| Bihar | |||||||||||||
| Chandigarh | |||||||||||||
| Chhattisgarh | |||||||||||||
| Dadra & Nagar Haveli UT | |||||||||||||
| Daman & Diu UT | |||||||||||||
| Delhi | |||||||||||||
| Goa | |||||||||||||
| Gujarat | |||||||||||||
| Haryana | |||||||||||||
| Himachal Pradesh | |||||||||||||
| Jammu and Kashmir UT | |||||||||||||
| Jharkhand | |||||||||||||
| Karnataka | |||||||||||||
| Kerala | |||||||||||||
| Ladakh UT | |||||||||||||
| Lakshadweep | |||||||||||||
| Madhya Pradesh | |||||||||||||
| Maharashtra | |||||||||||||
| Manipur | |||||||||||||
| Meghalaya | 7 | 1 | 1 | 2 | |||||||||
| Mizoram | |||||||||||||
| Nagaland | |||||||||||||
| Odisha | |||||||||||||
| Puducherry UT | |||||||||||||
| Punjab | |||||||||||||
| Rajasthan | |||||||||||||
| Sikkim | 1 | ||||||||||||
| Tamil Nadu | |||||||||||||
| Telangana | |||||||||||||
| Tripura | |||||||||||||
| Uttar Pradesh | |||||||||||||
| Uttarakhand | |||||||||||||
| West Bengal | 1 | 1 | 1 | ||||||||||
| Total | 12 | 4 | 1 | 10 | 5 | 4 |
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Page citation
Tadse, S., and K. Kunte. 2026. Prosotas aluta (Druce, 1873) – Banded Lineblue. In Kunte, K., S. Sondhi, and P. Roy (Chief Editors). Butterflies of India, v. 4.12. Published by the Indian Foundation for Butterflies. URL: https://www.ifoundbutterflies.org/index.php/prosotas-aluta, accessed 2026/05/24.