Dacalana vidura, the double tufted royal,Markku Savela's website on Lepidoptera Page on genus Dacalana. Retrieved April 20, 2018. 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. The range extends to Peninsular Malaysia, Sumatra and Java.
Taxonomy The butterfly was previously classified as Pratapa vidura.
Status Not rare.
See also List of butterflies of India (Lycaenidae)
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