Caltoris brunnea caere

de Niceville 1891 - The Dark Branded Swift

A rare species on Samui.

It is very similar to a large number of other medium sized brown species, and can only be distinguished by the discal stigma on the upperside forewing.

Flight Period

   x  xx            


35 - 38mm

Early Stages

Partially known.

Larval Foodplant

Bambusa ssp. (Poaceae), Imperata cylindrica (Poaceae)


Thailand, Assam, Myanmar and Vietnam. Other subspecies in SE Tibet and Peninsular Malaysia.