Fairy lamp spider
Fairy lamp spider | ||||||||||||
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Fairy lamp spider ( Agroeca brunnea ), male |
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Systematics | ||||||||||||
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Scientific name | ||||||||||||
Agroeca brunnea | ||||||||||||
( Blackwall , 1833) |
The fairy lamp spider ( Agroeca brunnea ), also known as the brown field spider , is a real spider from the genus of the same name, the fairy lamp spider ( Agroeca ) within the family of field spiders (Liocranidae).
description
The animals are quite inconspicuous, the females are 6 to 10 millimeters tall, the males 5 to 7 millimeters. The color is brownish. The fairy lamp spider is the largest species in the genus Agroeca .
Occurrence
The fairy lamp spider is native to northern , western and central Europe . It lives hidden on the edge of the forest in moss or litter.
Way of life
After mating, the female produces the cocoon, the so-called fairy lamp, in two night shifts. During the first night the female makes the bell-shaped cocoon, which is attached to a plant with several threads, and then lays her eggs in it. The following night the female disguises the cocoon with crumbs of earth. The cocoon itself has two chambers on top of each other. The eggs are in the upper one, the young can stay in the lower one until the first molt. However, the cocoon can of parasitic wasps (Ichneumonidae) parasitized be such. B. Bathythrix formosa , whose larvae grow up there and feed on the young spiders.
Web links
- Agroeca brunnea in the World Spider Catalog
- Agroeca brunnea at Fauna Europaea
- W. Nentwig et al .: Agroeca brunnea In: Araneae, Spinnen Europa (identification key) . University of Bern 2003
literature
- John Blackwall: Characters of some undescribed genera and species of Araneidae. Lond. Edinb. Phil. Mag. J. Sci., 3, 3, pp. 104–112, pp. 187–197, pp. 344–352, pp. 436–443, 1833 (first description)
- Barbara Baehr and Martin Baehr: Which spider is that? The most famous species in Central Europe. With a special section: Exotic and poisonous spiders in the world. 2nd edition, Kosmos Naturführer, Franck Kosmos, 2002, page 43 ISBN 3-440-09210-0
- Heiko Bellmann: The cosmos spider guide: Over 400 species in Europe. 1st edition, Franck Kosmos, 2010 ISBN 3-440-10114-2
Individual evidence
- ↑ Klaus Horstmann: Revisions of some genera and species of Phygadeuontini II (Hymenoptera, Ichneumonidae, Cryptinae). Entomofauna, Zeitschrift für Entomologie, 19, 26, pp. 433-460, 1998