Lethe is a butterfly genus from the subfamily Satyrinae in the family Nymphalidae. The genus was erected by Jacob Hübner in 1819. It includes the treebrowns, woodbrowns, foresters and their relatives. The species in the genus Lethe occur in temperate-tropical southern and eastern Asia, up to Indonesia and in North America. Selected species These 108 species belong to the genus Lethe. Lethe albolineata Poujade, 1884 c g Lethe andersoni Atkinson, 1871 c g Lethe anthedon (A. Clark, 1936) i g b (northern pearly-eye) Lethe appalachia R. Chermock, 1947 i g b (Appalachian brown) Lethe arete Cramer, 1780 c g Lethe argentata Leech, 1891 c g Lethe armandina Oberthür, 1881 c g (Chinese labyrinth ) Lethe atkinsonia Hewitson, 1876 c g (small goldenfork ) Lethe baileyi South, 1913 c g Lethe baladeva Moore, 1865 c g (treble silverstripe ) Lethe baucis Leech, 1891 c g Lethe bhairava Moore, 1857 c g (rusty forester) Lethe bojonia Fruhstorfer, 1913 g Lethe brisanda de Nicéville, 1886 c g Lethe butleri Leech, 1889 c g Lethe butleri periscelis Fruhstorfer, 1908 Lethe callipteris Butler, 1877 c g Lethe camilla Leech, 1891 c g Lethe chandica Moore, 1857 c g (angled red forester) Lethe chandica ratnacri Fruhstorfer, 1908 Lethe christophi Leech, 1891 c g Lethe christophi hanako Fruhstorfer, 1908 Lethe confusa Aurivillius, 1897 c g (banded treebrown) Lethe creola (Skinner, 1897) i g b (creole pearly-eye) Lethe cybele Leech c g Lethe cyrene Leech, 1890 c g Lethe dakwania Tytler, 1939 c g Lethe darena Felder, 1867 c g Lethe daretis Hewitson, 1863 c g (Sri Lanka treebrown) Lethe dejeani Oberthür c g Lethe delila Staudinger, 1896 c g Lethe diana Butler, 1866 c g Lethe diana australis Naritomi, 1943 Lethe distans Butler, 1870 c g (scarce red forester) Lethe dora Staudinger, 1896 c g Lethe drypetis Hewitson, 1863 c g (Tamil treebrown) Lethe dura Marshall, 1882 c g (scarce lilacfork) Lethe dynsate Hewitson, 1863 c g (Ceylon forester) Lethe dyrta Felder, 1867 c g Lethe elwesi Moore, 1892 g Lethe europa Fabricius, 1775 c g (bamboo treebrown) Lethe europa pavida Fruhstorfer, 1908 Lethe eurydice (Linnaeus, 1763) i c g b (eyed brown) Lethe fumosus Leussler, 1916 c g Lethe gemina Leech, 1891 c g (Tytler's treebrown) Lethe gemina zaitha Fruhstorfer, 1914 Lethe giancbozanoi Lang & Monastyrskii g Lethe goalpara Moore, 1865 c g (large goldenfork) Lethe gracilis Oberthür, 1886 c g Lethe gregoryi Watkins, 1927 g