Laringa castelnaui is a species of nymphalid butterfly found in the Indomalayan realm.
Subspecies Laringa castelnaui castelnaui, the Blue Dandy, (southern Burma to Peninsular Malaya, possibly Singapore) Laringa castelnaui ochus Fruhstorfer (Borneo) Laringa castelnaui ottonis Fruhstorfer (Palawan) Laringa castelnaui niha Fruhstorfer (Nias) Laringa castelnaui fruhstorferi de Nicéville (eastern Java)
It ia a medium-sized, brown butterfly with lobed wings. Males may be metallic blue on the upper side.Asin other Biblidinae it is a tropical forest insect. Paul Smart, 1991 The Illustrated Encyclopedia of the Butterfly World Salamander Books, 1996 275 pages Fleming, W. A., 1975 Butterflies of West Malaysia & Singapore Berkshire, Eng. : Classey Publications Two volumes References