31-5-2026 LA LLAUNA, VALENCIA - SPANISH GATEKEEPER BUTTERFLY (Pyronia bathseba)

The Spanish Gatekeeper (Pyronia bathseba) is a striking brush-footed butterfly native to the Iberian Peninsula, southern France, and North Africa. It is locally common in sunny, grassy, and rocky scrub habitats, flying in a single generation between April and July.

Pyronia bathseba, the Spanish gatekeeper, is a butterfly of the family Nymphalidae. It is found on the Iberian Peninsula and in France, Morocco, and Algeria. A similar gatekeeper species is Pyronia tithonus, which is found in northern Europe.

The larvae feed on Poaceae species, mainly Brachypodium species.

Key Identification Facts

Wingspan: 3.4 to 4 cm.Upperside (Open Wings): Rarely seen fully open. Both sexes are vibrant orange with wide, dark brown borders.

Underside (Closed Wings): The most distinct identifier. The forewings are orange with a prominent "figure-eight" double eyespot. The hindwings are brown, crossed by a prominent white/cream stripe and a series of orange-ringed eyespots.

Sexual Dimorphism: Males feature a large, dark brown scent patch (androconia) on their forewings, which covers a significant portion of their wing area.

Behavioral & Life Cycle TraitsHabitat: Typically found in dry, grassy, and rocky areas mixed with Mediterranean scrub.

Behavior: Skulks low down in grasses and bushes, frequently resting low to the ground to hide from the harsh sun.

Host Plants: Caterpillars, which hibernate through the winter, feed primarily on false brome grass (Brachypodium) and other grasses.