English name:
False Comma
Full scientific name:
Nymphalis vaualbum (Denis & Schiffermüller, 1775)
Croatian name:
Bijela riđa
Flight Period and Life Cycle
1 brood per year. Overwinters as imago.
Distribution in Croatia
Except for the observation from 2004, all the others are older than 30 years. Check the included map.
External Morphology Characteristics
The underside of the wings is dominantly dark brown with a bright band in the postdiscal zone. The upper side of both wings is reddish-orange with dark spots. On the upper side of the forewing, in the marginal zone, there is brown band that stretch along the entire edge of the wing. Near the apex and costa there is a white spot. On the upper side of the hindwing, in S6 & S7 zones, in addition to the larger dark spot, there is a smaller white spot.
Behavior
It often feeds on juices on the ground and rarely on the nectar of flowers.
Caterpillar Host Plants
Family Salicaceae.
Habitat
Woodland and woodland clearances. Elevations: 0-1000m.
Literature
I. Mihoci, M. Krištović, M. Šašić: Rediscovery of the threatened butterfly Nymphalis vaualbum in Croatia with remarks on its historical findings. Nat Croat, Vol 21, 259-162, June 30, 2012.