Ancema ctesia, the bi-spot royal, is a species of blue butterfly (Lycaenidae) found in Pakistan and India.
The larvae feed on Viscum articulatum.
Subspecies The following subspecies are recognised: Ancema ctesia ctesia (Sikkim, Assam, Thailand, Peninsular Malaya, possibly Bhutan and Burma) Ancema ctesia agalla (Fruhstorfer, 1912) (Thailand, Laos, southern Yunnan, Sichuan) Ancema ctesia cakravasti (Fruhstorfer, 1909) (Taiwan)
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