Nymphalis vaualbum
Nymphalis vaualbum
Nymphalis vaualbum is a butterfly ( butterfly ) of the family Nymphalidae ( Nymphalidae ).
- 6.1 Notes and references
- 6.2 Literature
Description
Butterfly
The moths reach a wingspan between 50 and 58 millimeters. They have an orange -brown to yellow-brown staining. On the fore wings there are several different sized black spots. Near the apex of a whitish spot takes off. The outer edge is serrated dark and strong. The hind wings show a distinctive white spot in the middle of the front edge and have also strongly serrated outer edge. Another typical feature is a white sign in shape of the letter L on the light brown hind wings back, which is why the species is sometimes referred to as "White L". This name is still used preferably for the cutworm Mythimna l -album.
Caterpillar, and chrysalis
The caterpillars are brown or dark colored blue-gray, have yellowish, prickly surveys as well as a broad yellow, dark split side stripes. The doll has an ocher- yellow or brown -gray color, an obvious peak and shows some silvery iridescent spots.
Similar Species
The moths are similar to the Great Fox ( nymphalis polychloros ), the Eastern Great Fox ( nymphalis xanthomelas ) and the Small Tortoiseshell (Aglais urticae). However, all of the aforementioned types lacks the distinctive white spot on the upper side of the hind wings and the white L on the hind wings back.
Distribution and occurrence
The range of the species includes Eastern Europe, Romania, Ukraine, south Russia to the areas west of the Ural Mountains, the southern part of Siberia to the Himalayas and Japan. There is also a play in North America from Alaska south to Maryland. Individual finds have also been reported from California and Florida. The animals are forest dwellers in the first place. There are similar nymphalis xanthomelas some older evidence for eastern Austria, about Lower Austria, Vienna and surrounding areas.
Way of life
The moths fly in one generation from June to late summer, overwinter and fly back from early spring until June of the following year. The caterpillars live socially in willow ( Salix), elm (Ulmus ) - and birch species ( Betula ) and on aspens (Populus tremulae ). In order to develop the animals usually need cold winter, so they are hardly to be found also in temperate zones.
Endangering
Nymphalis vaualbum is not at home in Germany is very rare as a migrant butterfly on. In German-speaking individual observations from Lower Austria are known.
Synonyms
The following synonym exists:
- Nymphalis l -album Esper, 1781