Introduction
The Pyrginae, popularly known as Flats or Spreadwings, are a cosmopolitan subfamily distributed across temperate and tropical habitats throughout the world. In the Americas there are 990 species.
The genus Mylon contains 15 known species, all with the same characteristic wing shape and pale greyish-white ground colour. Some species are faintly marked, while others are quite heavily marbled with dark brown.
Mylon cajus is distributed from Colombia to Peru and Brazil.
Habitats
This species occurs at elevations from between about 500-1800m, in semi-open situations within forested areas. It is usually seen along wide sunlit tracks, or forest edge habitats.
Lifecycle
To be completed.
Adult behaviour
Both sexes bask on bushes or low herbage, with wings outspread. Males are seen more frequently, usually when imbibing moisture from around the edges of muddy puddles, or from damp ditch beds where there is a lot of decaying vegetation.