Linyphiidae  Blackwall, 1859 / Sisicus  Bishop & Crosby, 1938   1 species

Sisicus apertus  (Holm, 1939)


Male palp with long, whip-like embolus. Prosoma dorsally with approximately 10 projecting hairs, prosoma length: 0.7 mm, prosoma height: 0.1 mm.

Body length male: 1.2 mm
Body length female: 1.4 mm
Additional information

Very small species, in moss of forests, boreoalpine species, holarctically distributed

Character states from linyphiid key
  No data
Global distribution (WSC 2019): North America, Europe, Russia (Sibiria to Far East)

Helsdingen P J van (2010a) Araneae. In: Fauna Europaea Database (Version 2010.1), online at

Holm Å (1945) Zur Kenntnis der Spinnenfauna des Torneträskgebietes. Arkiv Zool 36: 1-80

Løvbrekke H (unpubl.)

Millidge A F (1977) The conformation of the male palpal organs of linyphiid spiders, and its application to the taxonomic and phylogenetic analysis of the family (Araneae: Linyphiidae). Bull Br arachnol Soc 4: 1-60

Morka G H (unpubl.)

Pantini P, Isaia M (2018) Checklist of the Italian spiders (version June 2018). online at pdf

Paquin P, Dupérré N (2003) Guide d'identification des araignées de Québec. Fabreries, Supplément 11: 1-251 pdf

Thaler K (1969) Über einige wenig bekannte Zwergspinnen aus Tirol (Arachn., Araneae, Erigonidae). Ber Nat - Med Ver Innsbruck 57: 195-219

Vogelsanger T (1948) Beitrag zur Kenntnis der Spinennfauna des Kantons Graubünden. Mitt Naturf Ges Schaffhausen 22: 33-72

World Spider Catalog (2019) World Spider Catalog, version 20.0. Natural History Museum Bern, online at (20.01.2019) doi: 10.24436/2

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