Melanargia arge, the Italian marbled white, is a butterfly of the family Nymphalidae.

Above white, only the submarginal lunate line, the two short bands in the centre and at the apex of the cell, and the beautifully blue-centred ocelli being dark — ab.

[3] It is an endemic species found only in the southern half of Italy and the eastern half of the Italian island of Sicily.

It flies in May and June in a single generation in rocky places with abundant flowers.

The caterpillar feeds on grasses.