Dacalana cotys
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| White-banded Royal | ||||||||||||||
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| Dacalana cotys (Hewitson, 1865) |
The White-banded Royal Dacalana cotys[1] is a species of blue butterfly found in South East Asia.
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[edit] Range
The butterfly occurs in India from Sikkim to Assam eastwards and across to northern Myanmar and Thailand.[1][2]
[edit] Taxonomy
The butterfly was previously classified as Pratapa cotys [2], Ancema cotys[3] and Camana cotys [4].
[edit] Status
Not Common as per Wynter-Blyth.[5] Not Rare as per Evans.[2]
[edit] Description
- For a key to the terms used see Lepidopteran glossary
The butterfly has a wingspan of 33 to 37 mm. UP: Male - The White-banded Royal above is a bright azure blue with a black border at the apex ranging from 0.5 to 5 mm at the apex. On the hindwing is a mid-costal white patch. The male has a brand on the UPF. Female - Paler with a prominent white patch at the end cell of the FW. UN: The butterfly has a white band on a pale-brown background which broadens towards the costa and dorsum. There is a lot of seasonal variation in the band-width.[6].
[edit] Cited references
- ^ a b Marrku Savela's Website on Lepidoptera Page on Dacalana genus.
- ^ a b c Evans,W.H.(1932) The Identification of Indian Butterflies, ser no H59.2, pp 279.
- ^ Card for cotys in LepIndex. Accessed 08 August 2007.
- ^ Yutaka Inayoshi, A Check List of Butterflies in Indo-China, page on Dacalana cotys.
- ^ Wynter-Blyth, M.A. (1957) Butterflies of the Indian Region, pg 338.
- ^ Haribal, Meena (1994) Butterflies of Sikkim, pg 106.
[edit] See also
[edit] References
- Beccaloni, G. W., Scoble, M. J., Robinson, G. S. & Pitkin, B. (Editors). 2003. The Global Lepidoptera Names Index (LepIndex). World Wide Web electronic publication. http://www.nhm.ac.uk/entomology/lepindex.
- Evans, W.H. (1932) The Identification of Indian Butterflies. (2nd Ed), Bombay Natural History Society, Mumbai, India
- Haribal, Meena (1994) Butterflies of Sikkim Himalaya and their Natural History.
- Marrku Savela's Website on Lepidoptera [1].
- Wynter-Blyth, M.A. (1957) Butterflies of the Indian Region, Bombay Natural History Society, Mumbai, India.
- Yutaka Inayoshi, A Check List of Butterflies in Indo-China, page on Family Lycaenidae (accessed on 07 August 2007).</ref>.
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