''Lethe confusa'', the banded treebrown, is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
butterfly
Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...
belonging to the
satyr
In Greek mythology, a satyr ( grc-gre, :wikt:σάτυρος, σάτυρος, sátyros, ), also known as a silenus or ''silenos'' ( grc-gre, :wikt:Σειληνός, σειληνός ), is a male List of nature deities, nature spirit with ears ...
family that is found mainly in
Southeast Asia
Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical United Nations geoscheme for Asia#South-eastern Asia, south-eastern region of Asia, consistin ...
and in parts of
South Asia
South Asia is the southern subregion of Asia, which is defined in both geographical and ethno-cultural terms. The region consists of the countries of Afghanistan, Bangladesh, Bhutan, India, Maldives, Nepal, Pakistan, and Sri Lanka.;;;;;;;; ...
.
It is about 50–55 mm in expanse with the upper surface of wings predominantly brown in colour. The forewing has a sub-apical white band and pale spot on the apex. Underside of the hindwing has a large ocellus or and a series of spots along the margin. It is found in bamboo forests.
Description
Hindwing dentate at apex of vein 4. Upperside ground colour Vandyke brown; forewing crossed by an oblique, slightly curved, discal white band, the margins of the band more even and regular than in the female of ''
Lethe rohria''; beyond this are two obliquely placed preapical white spots. Hindwing uniform,
ocelli of the underside showing through.
Underside uniform brown; forewings and hindwings with subbasal, subterminal and terminal sinuous lilacine-white lines; forewing with the oblique discal white bar as on the upperside, followed by a subapical lilacine patch bearing three small ocelli in vertical order, and with a very short, oblique, white bar joining it to the costa. Hindwing with a sinuous, irregular, angulated discal lilacine-white line and a strongly arched series of black ocelli speckled with white in the centre, with an inner ochraceous, intermediate brown, and outer lilacine ring. Antenna, head, thorax and abdomen dull brown; antennae ochraceous at apex.
Wingspan: 54–64 mm.
Range: the Himalayas,
Shimla
Shimla (; ; also known as Simla, List of renamed Indian cities and states#Himachal Pradesh, the official name until 1972) is the capital and the largest city of the States and union territories of India, northern Indian state of Himachal Prade ...
to
Sikkim
Sikkim (; ) is a state in Northeastern India. It borders the Tibet Autonomous Region of China in the north and northeast, Bhutan in the east, Province No. 1 of Nepal in the west and West Bengal in the south. Sikkim is also close to the Siligur ...
,
Assam
Assam (; ) is a state in northeastern India, south of the eastern Himalayas along the Brahmaputra and Barak River valleys. Assam covers an area of . The state is bordered by Bhutan and Arunachal Pradesh to the north; Nagaland and Manipur ...
into
Myanmar
Myanmar, ; UK pronunciations: US pronunciations incl. . Note: Wikipedia's IPA conventions require indicating /r/ even in British English although only some British English speakers pronounce r at the end of syllables. As John C. Wells, Joh ...
and extending to
Java
Java (; id, Jawa, ; jv, ꦗꦮ; su, ) is one of the Greater Sunda Islands in Indonesia. It is bordered by the Indian Ocean to the south and the Java Sea to the north. With a population of 151.6 million people, Java is the world's List ...
.
Gallery
File:Banded Treebrown, Lethe confusa at Samsing, Duars, West Bengal W IMG 6058.jpg, At Samsing
Samsing is a small hill village and tourist spot in the Matiali (community development block), Malbazar subdivision of Jalpaiguri district of West Bengal situated at an elevation of 3000 ft in the foothills in between Jalpaiguri and Darjeel ...
in Darjeeling district
Darjeeling District is the northernmost district of the state of West Bengal in eastern India in the foothills of the Himalayas. The district is famous for its hill station and Darjeeling tea. Darjeeling is the district headquarters.
Kurseon ...
of West Bengal
West Bengal (, Bengali: ''Poshchim Bongo'', , abbr. WB) is a state in the eastern portion of India. It is situated along the Bay of Bengal, along with a population of over 91 million inhabitants within an area of . West Bengal is the fourt ...
, India
File:Banded Treebrown.jpg, At Cameron Highlands, Malaysia
References
External links
"''Lethe'' Hübner, [1819]"at Markku Savela's ''Lepidoptera and Some Other Life Forms''
{{Taxonbar">from=Q3703795
confusa
Butterflies of Asia
Butterflies of Java
Butterflies of Indochina
Taxa named by Carl Wilhelm Samuel Aurivillius