Scaffold web spiders (Nesticidae) is a family of
araneomorph
The Araneomorphae (also called the Labidognatha) are an infraorder of spiders. They are distinguishable by chelicerae (fangs) that point diagonally forward and cross in a pinching action, in contrast to the Mygalomorphae (tarantulas and their cl ...
spiders closely allied with
tangle web spiders. Like the "
Theridiidae
Theridiidae, also known as the tangle-web spiders, cobweb spiders and comb-footed spiders, is a large family of Araneomorphae, araneomorph spiders first described by Carl Jakob Sundevall in 1833. This diverse, globally distributed family includes ...
", these spiders have a comb of serrated bristles on the hind tarsi that are used to pull silk bands from the spinnerets. It contains 16 genera and about 300 species,
many of which are associated with caves or overhangs.
The genus ''
Nesticus
''Nesticus'' is a genus of American and Eurasian scaffold web spiders first described by Tamerlan Thorell
Tord Tamerlan Teodor Thorell (3 May 1830 – 22 December 1901) was a Swedish arachnologist.
Thorell studied spiders with Giacomo Doria ...
'' is the type for the family and is found throughout the world. The related ''
Eidmannella'' has speciated considerably in Texas caves and includes some extremely localized species that are considered threatened. One species, ''Eidmannella pallida'', is found in caves and under overhangs, but also in agricultural fields and other habitats away from such restricted areas. The genus ''
Carpathonesticus'' is found in central Eurasia.
Genera
, the
World Spider Catalog
The World Spider Catalog (WSC) is an online searchable database concerned with spider taxonomy. It aims to list all accepted families, genera and species, as well as provide access to the related taxonomic literature. The WSC began as a series of ...
accepts the following genera:
*''
Aituaria''
Esyunin & Efimik, 1998 — Ukraine, Russia, Georgia
*''
Canarionesticus''
Wunderlich, 1992 — Canary Is.
*''
Carpathonesticus''
Lehtinen & Saaristo, 1980 — Europe, Asia
*''
Cyclocarcina
''Cyclocarcina'' is a genus of spiders in the family Nesticidae
Scaffold web spiders (Nesticidae) is a family of araneomorph spiders closely allied with tangle web spiders. Like the " Theridiidae", these spiders have a comb of serrated bristl ...
''
Komatsu, 1942 — Japan
*''
Domitius''
Ribera, 2018 — Spain, Portugal, Italy
*''
Eidmannella''
Roewer, 1935 — North America, Spain, Japan
*''
Gaucelmus''
Keyserling, 1884 — Mexico, Central America, Jamaica
*''
Hamus''
Ballarin & Li, 2015 — Tibet
*''
Kryptonesticus''
Pavlek & Ribera, 2017 — Europe, New Zealand
*''
Nescina
''Nescina'' is a genus of spiders in the family Nesticidae
Scaffold web spiders (Nesticidae) is a family of araneomorph spiders closely allied with tangle web spiders. Like the " Theridiidae", these spiders have a comb of serrated bristles o ...
''
Ballarin & Li, 2015 — China
*''
Nesticella''
Lehtinen & Saaristo, 1980 — Asia, Africa, Oceania, Brazil
*''
Nesticus
''Nesticus'' is a genus of American and Eurasian scaffold web spiders first described by Tamerlan Thorell
Tord Tamerlan Teodor Thorell (3 May 1830 – 22 December 1901) was a Swedish arachnologist.
Thorell studied spiders with Giacomo Doria ...
''
Thorell, 1869 — Asia, Africa, Cuba, North America, South America, Europe
*''
Pseudonesticus''
Liu & Li, 2013 — China
*''
Speleoticus
''Speleoticus'' is a spider genus in the family Nesticidae
Scaffold web spiders (Nesticidae) is a family of araneomorph spiders closely allied with tangle web spiders. Like the " Theridiidae", these spiders have a comb of serrated bristles on ...
''
Ballarin & Li, 2016 — China, Japan
*''
Typhlonesticus
''Typhlonesticus'' is a genus of scaffold web spiders first described by Władysław Kulczyński
Władysław Kulczyński (27 March 1854, Kraków – 9 December 1919, Kraków) was a Polish zoologist who specialised in arachnology
Arachnolo ...
''
Kulczyński, 1914 — Europe
*''
Wraios
''Wraios'' is a monotypic genus of spiders in the family Nesticidae. It was first described in 2015 by Ballarin & Li. Its sole species, ''Wraios longiembolus'', occurs in China
China, officially the People's Republic of China (PRC), is ...
''
Ballarin & Li, 2015 — China
The following extinct genera have been placed in the Nesticidae:
*†''
Balticonesticus''
Wunderlich, 1986 –
Palaeogene
The Paleogene ( ; also spelled Palaeogene or Palæogene; informally Lower Tertiary or Early Tertiary) is a geologic period and system that spans 43 million years from the end of the Cretaceous Period million years ago ( Mya) to the beginning o ...
,
Baltic amber
The Baltic region is home to the largest known deposit of amber, called Baltic amber or succinite. It was produced sometime during the Eocene epoch, but exactly when is controversial. It has been estimated that these forests created more than 1 ...
*†''
Eopopino''
Petrunkevitch, 1942 – Palaeogene, Baltic and
Bitterfeld
Bitterfeld () is a town in the district of Anhalt-Bitterfeld, Saxony-Anhalt, Germany. Since 1 July 2007 it has been part of the town of Bitterfeld-Wolfen. It is situated approximately 25 km south of Dessau, and 30 km northeast of Halle (S ...
amber
*†''
Heteronesticus''
Wunderlich, 1986 – Palaeogene, Baltic amber
*†''
Hispanonesticus''
Wunderlich, 1986 –
Neogene
The Neogene ( ), informally Upper Tertiary or Late Tertiary, is a geologic period and system that spans 20.45 million years from the end of the Paleogene Period million years ago ( Mya) to the beginning of the present Quaternary Period Mya. ...
, Dominican amber
See also
*
List of Nesticidae species
This page lists all described genera and species of the spider family Nesticidae. , the World Spider Catalog accepts 303 species in 16 genera:
A ''Aituaria''
'' Aituaria'' Esyunin & Efimik, 1998
* '' Aituaria pontica'' (Spassky, 1932) — Ukrai ...
References
{{Taxonbar, from=Q10671
*