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Arhopala silhetensis

From Wikipedia, the free encyclopedia

Sylhet oakblue
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Lepidoptera
Family: Lycaenidae
Genus: Arhopala
Species:
A. silhetensis
Binomial name
Arhopala silhetensis
(Hewitson, 1862)
Synonyms
  • Amblypodia silhetensis Hewitson, 1862

Arhopala silhetensis, the Sylhet oakblue, (sometimes placed in Amblypodia)[1] is a small butterfly found in India that belongs to the lycaenids or blues family. The species was first described by William Chapman Hewitson in 1862.

Female

Description

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Male forewing 25 mm., bright shining blue, border 1 mm.Female lighter blue, border 4 mm. Below somewhat ochreous brown, no purple wash. Above very similar to Arhopala malayica [now subspecies upper surface lilac-blue colour margined with black, the under-surface exhibits all the spots dark and distinct.The female has a broad black costal margin and distal margin], but easily discernible by the reduction of the marking beneath, where the spots in the forewing are almost obsolete and the submarginal band is only represented by a nebulous stripe]. The female is not unlike that of Arhopala eumolphus, but easily distinguishable by the blue colouring above and the less lustrous under surface. [2] [3]

Subspecies

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  • A. s. silhetensis Sikkim, Assam, Manipur, Burma, Mergui, Thailand, ?Indo China
  • A. s. adorea ‘de Nicéville, 1890 Peninsular Malaya, Singapore, Sumatra, Borneo
  • A. s. fundania Fruhstorfer, 1914 Java
  • A. s. malayica Bethune-Baker, 1903 Philippines, Java?
  • A. s. philippina (Hayashi, 1981)Philippines (Mindanao)


Range in India

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The butterfly occurs in India from Sikkim onto north Myanmar, and, from Karens to south Myanmar. [4]

Status

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The species is considered rare.[4]

See also

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Cited references

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  1. ^ Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "​Amblypodia silhetensis​". The Global Lepidoptera Names Index. Natural History Museum.
  2. ^ Seitz , A. Band 9: Abt. 2, Die exotischen Großschmetterlinge, Die indo-australischen Tagfalter, 1927, 1197 Seiten 177 Tafeln Public Domain This article incorporates text from this source, which is in the public domain.
  3. ^ D'Abrera, B. 1986. Butterflies of the Oriental Region, Part III Lycaenidae & Riodinidae: pp. 536–672. Hill House, Melbourne.
  4. ^ a b Evans, W. H. (1932). The Identification of Indian Butterflies (2nd ed.). Mumbai, India: Bombay Natural History Society. p. 260, ser no H49.21.

References

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  • Takanami, Yusuke & Seki, Yasuo (2001). "Genus Arhopala (Plate C)". A Synonymic List of Lycaenidae from the Philippines. Archived from the original on October 6, 2001 – via Internet Archive. With images.