Author 'Boucher Marc dit de Meilh' (Id 184292 ) : Attention, this butterfly is not a Sky ! This is the Cacyreus marshalli. This butterfly is part of the order lepidoptera, and belongs to the family of lyceanidae. This butterfly is native to Southern Africa arrived in France around the years 1997-2000, more particularly identified in the south of France. It is sometimes called the butterfly of the geraniums, or pelargoniums as they are her favorite plants... Its a tracked vehicle very devastating commits great damage. The butterfly hardly exceeds 2 to 2, 8 cm wide usually. The latter does not exceed 1, 5 cm. I photographed in Bourgoin-Jallieu 38 garden city. Ph : Marc de Meilhan.