''Syntomoides imaon'', the handmaiden moth, is a moth of subfamily
Arctiinae, subtribe
Ctenuchina
The Ctenuchina are a subtribe of moths in the family Erebidae.
Taxonomy
The Ctenuchina were previously classified as the subfamily Ctenuchinae of the family Arctiidae. That subfamily contained three tribes: Ctenuchini, Euchromiini (wasp mot ...
. The
systematics
Biological systematics is the study of the diversification of living forms, both past and present, and the relationships among living things through time. Relationships are visualized as evolutionary trees (synonyms: cladograms, phylogenetic t ...
of the subfamily has been revised. It was described by
Pieter Cramer in 1780. It is found in Pakistan (
Sindh
Sindh (; ; ur, , ; historically romanized as Sind) is one of the four provinces of Pakistan. Located in the southeastern region of the country, Sindh is the third-largest province of Pakistan by land area and the second-largest province ...
), India (
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 Siligu ...
,
Khasi hills
The Khasi Hills () is a low mountain formation on the Shillong Plateau in Meghalaya state of India. The Khasi Hills are part of the Garo-Khasi-Jaintia range and connects with the Purvanchal Range and larger Patkai Range further east. Khasi Hil ...
,
Tamil Nadu
Tamil Nadu (; , TN) is a state in southern India. It is the tenth largest Indian state by area and the sixth largest by population. Its capital and largest city is Chennai. Tamil Nadu is the home of the Tamil people, whose Tamil languag ...
,
Kerala
Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South C ...
), Sri Lanka, Myanmar, Bangladesh, Nepal, China (
Hong Kong
Hong Kong ( (US) or (UK); , ), officially the Hong Kong Special Administrative Region of the People's Republic of China (abbr. Hong Kong SAR or HKSAR), is a city and special administrative region of China on the eastern Pearl River Delta i ...
), and Vietnam.
Description
The moth has a wingspan of 34 mm. The frons and collar are yellow with the metathorax having a yellow streak. The first abdominal segment has a yellow band which is sometimes obsolescent. The forewing has large
hyaline
A hyaline substance is one with a glassy appearance. The word is derived from el, ὑάλινος, translit=hyálinos, lit=transparent, and el, ὕαλος, translit=hýalos, lit=crystal, glass, label=none.
Histopathology
Hyaline cartilage is ...
patches, one filling the cell, another filling nearly the whole interno-median interspace, one at junction of veins 2 and 3, two subapical, and two submarginal. In the form ''S. i. sargania'', there is a long streak between veins 5 and 6. In others it is reduced to a spot or may be lacking entirely. The hindwing has a postbasal hyaline patch extending hardly (or not at all) beyond the cell. The tips of the antennae and proximal joints of the tarsi are white. The spots of the forewing vary considerably in size. The male individual is slender and long abdomen than female.
References
External links
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{{Taxonbar , from=Q7662812
Moths described in 1780
Syntomini
Moths of Asia