Bassarona iva, the grand duke,"Bassarona Moore, " at Markku Savela's Lepidoptera and Some Other Life Forms is a species of nymphalid butterfly found in the Himalayas.
Range It is found in Sikkim, Bhutan, Assam, Manipur, and the southern Shan States of Myanmar.
Subspecies Bassarona iva iva (Sikkim, Assam and possibly Bhutan) Bassarona iva cooperi Tytler (southern Shan States)
References