Lethe gemina explained

Lethe gemina, Tytler's treebrown, is a species of Satyrinae butterfly found in the Indomalayan realm (West China, Naga Hills and, as subspecies zaitha Fruhstorfer, 1914, Taiwan)^{[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.]