Belciana biformis is a moth of the family Noctuidae first described by Francis Walker in 1858.
It is found in India, Sri Lanka, Andaman Islands, Nicobar Islands, Malaysia, Borneo, Thailand, Vietnam, Philippines, Sumatra, Java, and Papua New Guinea.
The species' wingspan is 37âÂÂ43 mm.
Its caterpillars are known to feed on Shorea maximi, Grewia tiliaefolia and Heritiera species.