Subspecies in India
(1) Prosotas nora ardates (Moore, [1875]) – Indian Common Lineblue
(2) Prosotas nora fulva (Evans, [1925]) – Andaman Common Lineblue
(3) Prosotas nora dilata (Evans, 1932) – Nicobar Common Lineblue
Conservation and Special status
The subspecies fulva, which occurs in the Andamans, is legally protected in India under Schedule II of the Wildlife (Protection) Act, 1972. However, it is not listed under any schedules of the Wildlife (Protection) Amendment Act, 2022.
Photo Gallery and Species Biology
This species has so far been recorded in all the states and union territories of India, except from Ladakh.
This species is rare.
The subspecies fulva, which occurs in the Andamans, is legally protected in India under Schedule II of the Wildlife (Protection) Act, 1972. However, it is not listed under any schedules of the Wildlife (Protection) Amendment Act, 2022.
| State | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | No date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andaman and Nicobar Islands UT | 1 | 4 | 1 | ||||||||||
| Andhra Pradesh | 1 | 1 | 1 | 3 | |||||||||
| Arunachal Pradesh | 1 | 6 | 10 | 2 | 1 | 11 | 2 | ||||||
| Assam | 4 | 6 | 11 | 3 | 3 | 1 | 10 | 1 | 2 | ||||
| Bihar | |||||||||||||
| Chandigarh | 1 | 1 | |||||||||||
| Chhattisgarh | 2 | 8 | 1 | 5 | 1 | 1 | 1 | 2 | 4 | ||||
| Dadra & Nagar Haveli UT | |||||||||||||
| Daman & Diu UT | |||||||||||||
| Delhi | 1 | 3 | 1 | ||||||||||
| Goa | 1 | 1 | |||||||||||
| Gujarat | 1 | 1 | |||||||||||
| Haryana | |||||||||||||
| Himachal Pradesh | 1 | 2 | 1 | 1 | 1 | 1 | |||||||
| Jammu and Kashmir UT | 1 | ||||||||||||
| Jharkhand | |||||||||||||
| Karnataka | 11 | 25 | 32 | 11 | 6 | 11 | 7 | 7 | 12 | 21 | 10 | 12 | |
| Kerala | 3 | 3 | 2 | 1 | 5 | 8 | 13 | 4 | |||||
| Ladakh UT | |||||||||||||
| Lakshadweep | |||||||||||||
| Madhya Pradesh | 1 | 7 | 1 | 2 | 5 | 1 | 5 | ||||||
| Maharashtra | 28 | 11 | 9 | 1 | 10 | 5 | 9 | 9 | 28 | 9 | 17 | 18 | |
| Manipur | 1 | 1 | |||||||||||
| Meghalaya | 1 | 18 | 3 | 2 | 3 | ||||||||
| Mizoram | 1 | 1 | |||||||||||
| Nagaland | 1 | 4 | 1 | 1 | 2 | ||||||||
| Odisha | 1 | ||||||||||||
| Puducherry UT | |||||||||||||
| Punjab | |||||||||||||
| Rajasthan | 1 | ||||||||||||
| Sikkim | 2 | 6 | 10 | 6 | 1 | ||||||||
| Tamil Nadu | 2 | 1 | 2 | 1 | 1 | 1 | 1 | 1 | 5 | 2 | |||
| Telangana | 1 | ||||||||||||
| Tripura | 1 | 1 | |||||||||||
| Uttar Pradesh | 1 | 1 | 1 | ||||||||||
| Uttarakhand | 2 | 4 | 3 | 2 | 5 | 8 | |||||||
| West Bengal | 2 | 2 | 2 | 5 | 2 | 3 | 2 | 1 | 2 | 2 | |||
| Total | 50 | 44 | 63 | 67 | 55 | 45 | 38 | 26 | 77 | 57 | 72 | 53 |
Mallotus philippensis (Euphorbiaceae). Acacia spp., Acacia caesia, Acacia catechu, Acacia torta, Mimosa invisa, Pithecellobium dulce (Fabaceae). Allophylus cobbe (Sapindaceae).
For the complete list of larval host plants of Indian butterflies, see the page on larval host plants.
Ek-Amnuay, P. 2012. Butterflies of Thailand. 2nd edn. Baan Lae Suan (=Amarin) Printing & Publishing Co., Bangkok.
Evans, W. H. 1932. The identification of Indian butterflies. 2nd edn. Bombay Natural History Society, Mumbai.
Inayoshi, Y. 2015. A Check List of Butterflies in Indo-China (chiefly from Thailand, Laos and Vietnam). Accessed 22 February 2015. URL: http://yutaka.it-n.jp/pap/10490001.html.
Larsen, T. B. 2004. Butterflies of Bangladesh – An Annotated Checklist. IUCN Bangladesh Country Office, Dhaka.
Page citation
Saji K., A. Soman, S. Tadse and K. Kunte. 2026. Prosotas nora (C. Felder, 1860) – Common 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/prosotas-nora, accessed 2026/05/26.





