Author 'Boucher Marc dit de Meilh' (Id 117966 ) : The Procris Fadet or common (Coenonympha Pamphilus) The Procris is a butterfly of the family Nymphalidae. This butterfly was curious and met familiar today. He was small about 14 mm. The Fadet common to the inner side wings lined with orange-brown brown band. The apex of the anterior wing also has a black halo edged with white. The caterpillar feeds on grasses and obviously why we find it everywhere in Europe in the meadows and fallow pastures and even in the ... Marc.