Sixty two known species of Idaea Treitschke, 1825 from India (Kirti et al. 2019).

List of Idaea Treitschke, 1825 from India based on Kirti et al. (2019).
Idaea actiosaria (Walker, 1861). Sri Lanka; India: Sikkim, Nilgiris.
Idaea acuminata (Moore, 1888). India: Darjeeling, West Bengal.
Idaea aequisinuata (Warren, 1898). India: Khasi Hills, Meghalaya.
Idaea amplipennis (Butler, 1889).
Idaea ajmerensis Wiltshire, 1983. India: Ajmere, Rajasthan.
Idaea andamanica Prout, 1938. India: South Andaman, Mt Harriet, Andamans Islands.
Idaea bilinea (Swinhoe, 1886). India: Pune, Maharashtra.
Idaea burspinosa Walia, 2004. India: Chandigarh.
Idaea carpheraria (Hampson, 1903). India: Chamba, Kashmir.
Idaea castelli pertensa (Prout, 1938). India: Sikkim.
Idaea charidotes (Prout, 1922). India: Assam, Khasi Hills, Meghalaya.
Idaea chotaria (Swinhoe, 1886).
Idaea chrysocilia (Hampson, 1891). India: Nilgiri district, the plateau, 6700ft.
Idaea conioptera (Hampson, 1903). India: Kuijar, Kashmir.
Idaea contiguaria contiguaria (Hubner, [1799]). India: Indian Himalayas.
Idaea costiguttata Warren, 1896).
Idaea craspedota (Prout, 1934).
Idaea decidua (Warren, 1900). India (North–West): Sabathu
Idaea delibata (Prout, 1926). India: Srinagar, 5200ft., Kashmir.
Idaea delicatula (Warren, 1901). India (North–West): Dalhousie, Himachal Pradesh.
Idaea dilutaria dilutaria (Hübner, [1799]). India: NW Himalayas, Sikkim.
Idaea falcipennis Warren, 1893. India: Sikkim.
Idaea flavisinuata (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea fuscifasciata Walia, 1995. India: Chandigarh.
Idaea fuscolineata Walia, 1995, India: Solan, Himachal Pradesh.
Idaea gemmaria (Hampson, 1896).
Idaea grisescens (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea humeraria (Walker, 1863). India.
Idaea improvisa (Prout, 1938). India: Khasi Hills, Meghalaya.
Idaea inaudax (Prout, 1926). India: Kumaon, Mukteshwar, 7000ft.Uttarakhand.
Idaea indecorata (Warren, 1900). India (North-West): Shimla, Himachal Pradesh.
Idaea indeprensa (Prout, 1925). India: Darjeeling, West Bengal.
Idaea indeterminata (Warren, 1901). India: Shimla, Himachal Pradesh.
Idaea informis Warren, 1897).
Idaea infortunata (Prout, 1938). India: Gurais Valley, Kashmir.
Idaea insuavis Butler, 1889. India: Kangra district, Dharamsala, Himachal Pradesh.
Idaea lacteipennis (Butler, 1889). India: Kangra district, Dharamsala, Himachal Pradesh.
Idaea leucozona (Hampson, 1893).
Idaea leucozona luteata (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea lineata (Hampson, 1893).
Idaea macrospila (Prout, 1926).
Idaea maculata (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea marcidaria (Walker, 1861).
Idaea marmorata (Hampson, 1903). India: Kadapa, Jammalamaduga, Andhra Pradesh,
Idaea mesodela (Prout, 1926). India: Srinagar, 5200ft. Gandarbal, Kashmir.
Idaea methaemaria (Hampson, 1903). India: Sikkim, 2800ft.
Idaea muricata muricata (Hufnagel, [1767]). India: Indian Himalaya.
Idaea micra (Hampson, 1893).
Idaea obliquilinea (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea onchnophora (Prout, 1939). India: Pusa, Bihar.
Idaea opsitelea monodia (Prout, 1938).
Idaea palniensis (Prout, 1920). India: Palni Hills.
Idaea perpulverea (Hampson, 1903). India: Gurais Valley, Kashmir.
Idaea persimilis (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea phoenicoptera (Hampson, 1896).
Idaea profanaria (Walker, 1866). India: South India.
Idaea protensa (Butler, 1889). India: Kangara district, Dharamsala, Himachal Pradesh.
Idaea ptyonopoda (Hampson, 1895). Bhutan; India: NE Himalaya.
Idaea pulchrifascia (Hampson, 1903). India: Sikkim, 1800ft.
Idaea purpurea (Hampson, 1891).
Idaea rubellata (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea rubridentata (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea ruptifascia (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea sabulosa (Prout, 1913). India: Dras, Kashmir.
Idaea scelisca (Prout, 1926). India: Kumaon, Mukteshwar, 7000ft., Uttarakhand.
Idaea semilinea (Warren, 1896). India: Khasi Hills, Meghalaya.
Idaea semisericea (Warren, 1897). India: Khasi Hills, Meghalaya.
Idaea sillemi (Wehrli, 1933). Kashmir: India: Karakoram, Nubra Valley, Panamik, 3350ft.Kashmir.
Idaea testacea Swinhoe, 1886. India: Pune, Maharashtra.
Idaea thricophora (Hampson, 1895).
Idaea triangularis (Hampson, 1895).
Idaea vacillata (Walker, 1862). Borneo (TL); India: Arunachal Pradesh, Assam, West Bengal, Meghalaya. 
Idaea violacea (Hampson, 1891). India: Nilgiris (TL); Tamil Nadu, Kerala, Maharshtra, Uttarakhand, Himachal Pradesh, Assam, Arunachal Pradesh.