Catonephele numilia, the blue-frosted banner, blue-frosted Catone, Grecian shoemaker or stoplight Catone, is a butterfly of the family Nymphalidae found in Central and South America.

 This butterfly usually flies along the ground and close to the ripe fruits and flowers. It can live a month. Adults feed on rotten fruits, while caterpillars feed on Alchornea species (family Euphorbiaceae).

Distribution: Catonephele numilia can be found in most of Central and South America.

Subspecies: 

• Catonephele numilia numilia (Suriname)
• Catonephele numilia penthia (Hewitson, 1852) (Brazil)
• Catonephele numilia esite (R. Felder, 1869) (Mexico to Colombia, Ecuador, Venezuela, Trinidad) – synonym of Catonephele numilia penthiana Staudinger, 1886
• Catonephele numilia neogermanica Stichel, 1899 (Paraguay, Brazil)
• Catonephele numilia immaculata Jenkins, 1985 (Mexico)