Allancastria

Allancastria is a genus of Palaearctic swallowtail butterflies in the subfamily Parnassiinae. Five species are known. The genus has a complex history.

Taxonomy
The genus consists of the following species:
 * Allancastria caucasica - (Lederer, 1864)
 * Allancastria cerisyi - (Godart, 1824) eastern festoon
 * Allancastria cretica - (Rebel, 1904)
 * Allancastria deyrollei - (Oberthür, 1869)
 * Allancastria louristana - (Le Cerf, 1908)

Food plant
Species in this genus feed on Aristolochia species.