Lethe margaritae explained

Lethe margaritae, the Bhutan treebrown, is a species of Satyrinae butterfly found in the Indomalayan realm where it occurs in Bhutan and Sikkim^{[1] [2]}

Notes and References

1. http://ftp.funet.fi/pub/sci/bio/life/insecta/lepidoptera/ditrysia/papilionoidea/nymphalidae/satyrinae/lethe/ "Lethe Hübner, [1819]"] at Markku Savela's Lepidoptera and Some Other Life Forms
2. [Gustav Weymer|Weymer, G.]