Taxonomic Information
Provisionally identified as Psilalcis subtochracea (Hampson, 1902). Genitalia dissection is the only way to separate Psilalcis breta, Psilalcis indistincta, Psilalcis subtochracea and Psilalcis inceptaria with certainty.
Psilalcis Warren, 1893 species known from India (Kirti et al. 2019).
Psilalcis albibasis Hampson, 1895. India: Uttarakhand, West Bengal, Arunachal Pradesh, Sikkim; Nepal.
Psilalcis bisinuata (Hampson, 1895). India: Sikkim, Meghalaya.
Psilalcis breta breta (Swinhoe, 1890). India: Nilgiris Hills.
Psilalcis conspicuata (Moore, 1888). India: Darjeeling, West Bengal.
Psilalcis dierli Sato, 1995. Nepal; India: Kumaon, Nanital, Uttarakhand.
Psilalcis inceptaria (Walker, 1866). India: Nilgiris, Karnataka, Tamil Nadu, Kerala.
Psilalcis indistincta (Hampson, 1891). India: Nilgiris.
Psilalcis inoueorum Sato, 2008. Myanmar (TL); India: Arunachal Pradesh.
Psilalcis pallidaria (Moore, 1888). India: Darjeeling, West Bengal.
Psilalcis rufaria (Warren, 1896). India: Khasi hills, Meghalaya.
Psilalcis subochrea (Warren, 1896). India: Khasi Hills, Meghalaya.
Psilalcis subtochracea (Hampson, 1902). India: Nilgiris.
Psilalcis thricophora (Hampson, 1895). India: Sikkim.
Photo Gallery and Species Biology
Psilalcis subtochracea -
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Similar species: Psilalcis inceptaria (Walker, 1866), Psilalcis breta (Swinhoe, 1890) and Psilalcis indistincta (Hampson, 1891).
MON Part 2, pg. 13 removed Psilalcis breta from synonymy with Psilalcis inceptaria.
Psilalcis inceptaria (Walker, 1866). India: Nilgiris, Karnataka, Tamil Nadu, Kerala.
https://www.boldsystems.org/index.php/Taxbrowser_Taxonpage?taxid=762011
https://www.inaturalist.org/taxa/901991-Psilalcis-inceptaria
Psilalcis indistincta (Hampson, 1891). India: Nilgiris.
MON Part 2, pg. 14, pl. 35/19.
Psilalcis breta (Swinhoe, 1890)
MON Part 2, pg. 14, pl. 35/17-18. Other references for breta on MOI.
| State | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | No date |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Andaman and Nicobar Islands | |||||||||||||
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| Arunachal Pradesh | |||||||||||||
| Assam | |||||||||||||
| Bihar | |||||||||||||
| Chandigarh | |||||||||||||
| Chhattisgarh | |||||||||||||
| Dadra & Nagar Haveli | |||||||||||||
| Daman & Diu | |||||||||||||
| Delhi | |||||||||||||
| Goa | |||||||||||||
| Gujarat | |||||||||||||
| Haryana | |||||||||||||
| Himachal Pradesh | |||||||||||||
| Jammu and Kashmir UT | |||||||||||||
| Jharkhand | |||||||||||||
| Karnataka | |||||||||||||
| Kerala | 1 | ||||||||||||
| Ladakh UT | |||||||||||||
| Lakshadweep | |||||||||||||
| Madhya Pradesh | |||||||||||||
| Maharashtra | |||||||||||||
| Manipur | |||||||||||||
| Meghalaya | |||||||||||||
| Mizoram | |||||||||||||
| Nagaland | |||||||||||||
| Odisha | |||||||||||||
| Paschimbanga | |||||||||||||
| Pondicherry | |||||||||||||
| Punjab | |||||||||||||
| Rajasthan | |||||||||||||
| Sikkim | |||||||||||||
| Tamil Nadu | |||||||||||||
| Tripura | |||||||||||||
| Uttar Pradesh | |||||||||||||
| Uttarakhand | |||||||||||||
| West Bengal | |||||||||||||
| Total | 1 |
- OD: Boarmia subtochracea Hampson, 1902. The journal of the Bombay Natural History Society, Vol.14 (1902-1903). pg. 505. TL: Nilgiris. Text at https://www.biodiversitylibrary.org/item/95311#page/597/mode/1up.
- MON Part 2, pg. 14, pl. 35/20.
- Iyer, G., D. Stüning & S. Sondhi. 2021. An inventory of geometrid moths (Lepidoptera: Geometroidea: Geometridae) of Kalakad-Mundanthurai Tiger Reserve, India. Journal of Threatened Taxa 13(13): 19887–19920. 7105.13.13.19887-19920. Image 179/180.
- https://v3.boldsystems.org/index.php/Taxbrowser_Taxonpage?taxid=466267
Note: See note on similar species in Identification tab. Provisionally identified as Psilalcis subtochracea (Hampson, 1902). MOI-pqc293 on breta page maybe this species. Genitalia dissection is the only way to separate Psilalcis breta, Psilalcis indistincta, Psilalcis subtochracea and Psilalcis inceptaria with certainty.
Page citation
Anonymous 2025. Psilalcis subtochracea (Hampson, 1902) – . In Sondhi, S., Y. Sondhi, R.P. Singh, P. Roy and K. Kunte (Chief Editors). Butterflies of India, v. 3.9. Published by the Indian Foundation for Butterflies. URL: https://mothsofindia.org/psilalcis-subtochracea, accessed 2025/04/23.