Dacalana vidura

Double tufted royal
	Dacalana vidura azyada
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Lepidoptera
Family:	Lycaenidae
Genus:	Dacalana
Species:	D. vidura
Binomial name
	Dacalana vidura; (Horsfield, 1857)

Last updated September 13, 2025

Dacalana vidura, the double tufted royal,^[1]^[2] is a species of blue butterfly found in South East Asia. It was described by Thomas Horsfield in 1857.

Range

The butterfly occurs in India from Assam eastwards and across to Dawnas and southern Myanmar.^[3] The range extends to Peninsular Malaysia, Sumatra and Java.^[1]

Taxonomy

The butterfly was previously classified as Pratapa vidura.^[3]

Status

Not rare.^[3]

Cited references

1 2 Markku Savela's website on Lepidoptera Page on genus Dacalana.
↑ Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "Dacalana vidura". The Global Lepidoptera Names Index . Natural History Museum. Retrieved April 20, 2018.
1 2 3 Evans, W.H. (1932). The Identification of Indian Butterflies (2nd ed.). Mumbai, India: Bombay Natural History Society. p. 279, ser no H59.1.

References

Beccaloni, George; Scoble, Malcolm; Kitching, Ian; Simonsen, Thomas; Robinson, Gaden; Pitkin, Brian; Hine, Adrian; Lyal, Chris. "The Global Lepidoptera Names Index (LepIndex)". Natural History Museum, London. Retrieved 2016-10-15.
Evans, W.H. (1932). The Identification of Indian Butterflies (2nd ed.). Mumbai, India: Bombay Natural History Society.
Haribal, Meena (1992). The Butterflies of Sikkim Himalaya and Their Natural History. Gangtok, Sikkim, India: Sikkim Nature Conservation Foundation.
"Markku Savela's website on Lepidoptera".
Wynter-Blyth, Mark Alexander (1957). Butterflies of the Indian Region. Bombay, India: Bombay Natural History Society. ISBN 978-8170192329.{{cite book}}: ISBN / Date incompatibility (help)

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[Savela-1] 1 2 Markku Savela's website on Lepidoptera Page on genus Dacalana.

[LepIndex_Dacalana_vidura-2] Beccaloni, G.; Scoble, M.; Kitching, I.; Simonsen, T.; Robinson, G.; Pitkin, B.; Hine, A.; Lyal, C., eds. (2003). "Dacalana vidura". The Global Lepidoptera Names Index . Natural History Museum. Retrieved April 20, 2018.

[Evans-3] 1 2 3 Evans, W.H. (1932). The Identification of Indian Butterflies (2nd ed.). Mumbai, India: Bombay Natural History Society. p. 279, ser no H59.1.

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