Oreina speciosa

Oreina speciosa is a species of broad-shouldered leaf beetles belonging to the family Chrysomelidae, subfamily Chrysomelinae.

This alpine leaf beetle lives in the Pyrenees, Massif Central, Jura, Vosges, Alps, Apennines and Balkans.

The adults are 9–13 millimetres (0.35–0.51 in) long. The colours of the elytra of this beetle are very variable, with varieties completely blue, purple, black or else bright metallic green crossed by longitudinal blue or red (or both) stripes.

It can be found on various Apiaceae species, mainly of the genus Laserpitium, Heracleum, Chaerophyllum, Peucedanum and Angelica. The activity period is June–August.