Pieris ergane

English name:
Mountain Small White
Full scientific name:
Pieris ergane (Greyer, 1828)
Croatian name:
Mali bijelac

Red Book Category in EU: LC

Red Book Category in Croatia: NE

Wings span: 36-48 mm

Pieris ergane, male, Svilaja, 0820B8361
Pieris ergane, male, Svilaja, 0820B8361
Pieris ergane, male, Svilaja, 0820B8361
Pieris ergane, male, Svilaja, 0820B8361
Pieris ergane, female, Brač, 0321B4581
Pieris ergane, female, Brač, 0321B4581
Pieris ergane, female, Brač, 0321B4581
Pieris ergane, female, Brač, 0321B4581

Flight Period and Life Cycle

Flight period of Pieris ergane in Croatia
Flight period of Pieris ergane in Croatia

2-3 broods per year. Overwinters as pupae.

Distribution in Croatia

Distribution of Pieris ergane in Croatia
Distribution of Pieris ergane in Croatia

Along the coast. Check the included map.

External Morphology Characteristics

The upper side of the wings is mostly white, but it has a dark tip at the apex. The dark tip is not symmetrical and looks more like an irregular rhomboid. Females have two dark spots on the upper side of the forewing, while males only have a weak spot, which is sometimes not present at all. On the underside of the forewing, there are no dark spots in females. However, in males, there might be a weak one or two that are almost invisible. The underside of the hindwing has a yellowish color, with the grey scales being more prominent in both the basal and discal zones.

Behavior

Imago feeds with nectar of various flowers.

Caterpillar Host Plants

Family Brassicaceae.

Habitat

Grassland with bushes, slopes and rocky terrains. Elevations: 0-1500m.

Gallery

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