Neurosigma is a monotypic butterfly genus in the family Nymphalidae.[1] Its only species, Neurosigma siva, the panther or leopard, is found in Asia.
It is a large, quite unmistakable butterfly, the forewings are rounded triangular. The forewing and the inner part of the hindwing are orange with round, black spots and a black zigzag board in the outer part of the forewing. The outer part of the hindwing is black with two rows of square, whitish-yellow spots. Sometimes the base colour of the wings can be mostly white.