Family: Lycosidae Sundevall, 1833 | key
Genus: Arctosa C. L. Koch, 1847 | key
    Taxonomy
    WSC: Family ext
    WSC: Species ext
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    Arctosa alpigena (Doleschall, 1852)      [urn:lsid:amnh.org:spidersp:017542]
    Description
    Prosoma red-brown, with black dots. Prosoma length female: 3.8-4.1 mm, prosoma length male: 3.6-3.8 mm. Legs reddish, with dark spots on femur. Opisthosoma reddish, cardiac mark white yellowish, broadened anteriorly, bordered with black, posteriorly 2-3 dark spots, laterally 2-3 circular, black spots from which fine, dark lines extend.

    Body length male: 4.8-6.4 mm, Body length female: 6.7-9.3 mm

    Additional information
    in grass heathland, in the mountains from 800 m up to timberline
    Distribution
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    Global distribution (Platnick 2013): Holarctic

    Phenology

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    male female
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    References

    Buchar J (1981) Zur Lycosiden-Fauna von Tirol (Araneae: Lycosidae). Vest Cs Spolec Zool 45: 4-13.

    Buchar J, Thaler K (1995) Die Wolfspinnen von Österreich 2: Gattungen Arctosa, Tricca, Trochosa (Arachnida, Araneida: Lycosidae) - Faunistisch-tiergeographische Übersicht. Carinthia II 185: 481-498.

    Heimer S, Nentwig W (1991) Spinnen Mitteleuropas. Paul Parey Berlin

    Locket G H, Millidge A F (1951) British Spiders 1. Ray Soc London

    Locket G H, Millidge A F, Merrett P (1974) British Spiders 3. Ray Soc London

    Lugetti G, Tongiorgi P (1965) Revisione delle specie italiane dei generi Arctosa C. L. Koch e Tricca Simon con note su una Acantholycosa della Alpi Giulie (Aran. Lycosidae). Redia 49: 165-228.

    Platnick N I (2013) The world spider catalog, version 13.5. American Museum of Natural History, online at http://research.amnh.org/iz/spiders/catalog. DOI: 10.5531/db.iz.0001

    Roberts M J (1998) Spinnengids. Tirion Natuur Baarn, Netherlands

    van Helsdingen P J (2010) Araneae. In: Fauna Europaea Database (Version 2010.1), online at www.european-arachnology.org