Suastus gremius explained

Suastus gremius, the Indian palm bob or palm bob, is a species of butterfly in the family Hesperiidae. It is found in the Indomalayan realm.^{[1] [2] [3] [4] [5]}

Subspecies

• S. g. gremius South India, Northwest Himalayas to Burma, Thailand, Laos, Vietnam, Hainan, Hong Kong, Formosa, Langkawi, Malaya
• S. g. chilon Doherty, 1891 Sumba
• S. g. subgrisea (Moore, 1878) Sri Lanka

Biology

The larva feeds on species of Phoenix, Rhapis, Caryota and Washingtonia

Notes and References

1. Book: A Synoptic Catalogue of the Butterflies of India. R.K.. Varshney. Smetacek. Peter. Butterfly Research Centre, Bhimtal & Indinov Publishing, New Delhi. 2015. 978-81-929826-4-9. New Delhi. 50. 10.13140/RG.2.1.3966.2164.
2. [Adalbert Seitz|Seitz, A.]
3. Corbet, A. S. & Pendlebury, H. M., 1956. The Butterflies of the Malay Peninsula Edn. 2. Edinburgh Oliver and Boyd xi+537 pp, 159 figs, 55 pls.
4. Book: E. Y., Watson. Hesperiidae Indicae : being a reprint of descriptions of the Hesperiidae of India, Burma, and Ceylon. Edward Yerbury Watson. Vest and Company. 1891. Madras. 51.
5. Book: W. H., Evans. A Catalogue of the Hesperiidae from Europe, Asia, and Australia in the British Museum. William Harry Evans . British Museum (Natural History). Department of Entomology. 1949. London. 296.