Narrow-winged earth owl

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Narrow-winged earth owl
Narrow-winged earth owl (Agrotis puta), female

Narrow-winged earth owl ( Agrotis puta ), female

Systematics
Class : Insects (Insecta)
Order : Butterflies (Lepidoptera)
Family : Owl butterfly (Noctuidae)
Subfamily : Noctuinae
Genre : Agrotis
Type : Narrow-winged earth owl
Scientific name
Agrotis puta
( Huebner , 1803)
Detailed view of the head and thorax of a female
male

The narrow-winged earth owl ( Agrotis puta ), sometimes also called pale brownish gray earth owl , is a butterfly ( moth ) from the family of the owl butterflies (Noctuidae).

features

butterfly

The wingspan of the moth is 28 to 32 millimeters. The forewings are narrow. There is a slight sexual dimorphism between the sexes . The forewing base color of the males is predominantly light brown, that of the females is dark brown with a light region in the middle field . The kidney flaws are each filled with dark, the ring flaws are noticeably elongated. There are small, dark wedge marks on the indistinct wavy line. The fringes are ocher colored. The hind wings of the males are white, those of the females are gray. The head and thorax are yellowish hairy in both sexes and divided by a black-brown ruff.

Caterpillar

Adult caterpillars are gray-brown in color and show indistinct, light, sometimes orange-brown drawing elements on the back.

Doll

The doll is yellow-brown in color, has black dots on the sides and has two short thorns on the cremaster .

Similar species

Agrotis catalaunensis is larger (wingspan 32 to 35 millimeters), usually darker in color and has more rectangular fore wings.

distribution and habitat

The nominate form Agrotis puta puta occurs in southern, western and parts of Central Europe as well as in the Middle East to Iraq and Afghanistan . It can also be found in North Africa . In the Greek mountains it was found at an altitude of 2000 meters. In the British Isles of Scilly is a subspecies Agrotis puta insula home. The narrow-winged earth owl prefers to colonize sandy grassland and ruderal areas as well as the edges of quarry ponds and gravel pits .

Way of life

The species forms one to three generations per year, whose moths fly from April to October. These are mainly nocturnal and sometimes suckle on different flowers. They come to the bait and fly to artificial light sources . The caterpillars feed on the roots and basal leaves of various plants, including dock ( Rumex ), dandelion ( Taraxacum ), knotweed ( Polygonum ) and lettuce species ( Lactuca ). The last generation of caterpillars overwinters.

Danger

The narrow-winged earth owl occurs occasionally in the northern, western and southwestern German states. In Baden-Württemberg it is included in the red list of endangered species on the warning list.

supporting documents

Individual evidence

  1. ↑ a b c d e Michael Fibiger: Noctuidae Europaeae Volume 1, Entomological Press, Søro 1990, ISBN 87-89430-01-8
  2. ↑ a b c d Günter Ebert (Ed.): The butterflies of Baden-Württemberg Volume 7, Nachtfalter V. Ulmer Verlag, Stuttgart 1998, ISBN 3-8001-3500-0
  3. ↑ Walter Forster, Theodor A. Wohlfahrt: The butterflies of Central Europe. Volume 4: Owls. (Noctuidae). Franckh'sche Verlagshandlung, Stuttgart 1971, ISBN 3-440-03752-5 .
  4. ↑ Federal Agency for Nature Conservation (Ed.): Red List of Endangered Animals in Germany. Landwirtschaftsverlag, Münster 1998, ISBN 3-89624-110-9

literature

Web links

Commons : Narrow-winged Earth Owl  - Collection of images, videos, and audio files