# Robertus (spider)

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Genus of spiders

Robertus R. banksi R. fuscus Scientific classification Kingdom: Animalia Phylum: Arthropoda Subphylum: Chelicerata Class: Arachnida Order: Araneae Infraorder: Araneomorphae Family: Theridiidae Genus: Robertus O. Pickard-Cambridge, 1879[1] Type species R. neglectus (O. Pickard-Cambridge, 1871) Species 47, see text Synonyms[1] Ctenium Menge, 1871[2] Garritus Chamberlin & Ivie, 1933[3]

***Robertus*** is a [genus](/source/Genus) of [comb-footed spiders](/source/Theridiidae) that was first described by [Octavius Pickard-Cambridge](/source/Octavius_Pickard-Cambridge) in 1879.[4] It is considered a senior synonym of *Garritus*.[3]

## Species

As of September 2019[\[update\]](https://en.wikipedia.org/w/index.php?title=Robertus_(spider)&action=edit) it contains forty-seven species, found in Europe, Asia, North America, the [Congo](/source/Central_Africa), and on [Greenland](/source/Greenland):[1]

- *[Robertus alpinus](https://en.wikipedia.org/w/index.php?title=Robertus_alpinus&action=edit&redlink=1)* Dresco, 1959 – [Italy](/source/Italy)

- *[Robertus arcticus](https://en.wikipedia.org/w/index.php?title=Robertus_arcticus&action=edit&redlink=1)* ([Chamberlin](/source/Ralph_Vary_Chamberlin) & [Ivie](/source/Wilton_Ivie), 1947) – USA ([Alaska](/source/Alaska))

- *[Robertus arundineti](https://en.wikipedia.org/w/index.php?title=Robertus_arundineti&action=edit&redlink=1)* (O. Pickard-Cambridge, 1871) – [Europe](/source/Europe), [Turkey](/source/Turkey), [Caucasus](/source/Caucasus), [Russia](/source/Russia) ([Europe](/source/Europe) to South Siberia), Kazakhstan, Central Asia, [China](/source/China)

- *[Robertus banksi](/source/Robertus_banksi)* ([Kaston](/source/B._J._Kaston), 1946) – USA, [Canada](/source/Canada)

- *[Robertus borealis](https://en.wikipedia.org/w/index.php?title=Robertus_borealis&action=edit&redlink=1)* (Kaston, 1946) – USA, Canada

- *[Robertus brachati](https://en.wikipedia.org/w/index.php?title=Robertus_brachati&action=edit&redlink=1)* Wunderlich, 2011 – Turkey

- *[Robertus calidus](https://en.wikipedia.org/w/index.php?title=Robertus_calidus&action=edit&redlink=1)* Knoflach, 1995 – [Congo](/source/Central_Africa)

- *[Robertus cantabricus](/source/Robertus_cantabricus)* Fage, 1931 – [Spain](/source/Spain)

- *[Robertus cardesensis](https://en.wikipedia.org/w/index.php?title=Robertus_cardesensis&action=edit&redlink=1)* Dresco, 1959 – Spain

- *[Robertus crosbyi](https://en.wikipedia.org/w/index.php?title=Robertus_crosbyi&action=edit&redlink=1)* (Kaston, 1946) – USA, Canada

- *[Robertus emeishanensis](https://en.wikipedia.org/w/index.php?title=Robertus_emeishanensis&action=edit&redlink=1)* Zhu, 1998 – China

- *[Robertus eremophilus](/source/Robertus_eremophilus)* Chamberlin, 1928 – USA

- *[Robertus floridensis](https://en.wikipedia.org/w/index.php?title=Robertus_floridensis&action=edit&redlink=1)* (Kaston, 1946) – USA

- *[Robertus frivaldszkyi](https://en.wikipedia.org/w/index.php?title=Robertus_frivaldszkyi&action=edit&redlink=1)* (Chyzer, 1894) – Central and south-eastern Europe

- *[Robertus frontatus](/source/Robertus_frontatus)* ([Banks](/source/Nathan_Banks), 1892) – USA, Canada

- *[Robertus fuscus](https://en.wikipedia.org/w/index.php?title=Robertus_fuscus&action=edit&redlink=1)* ([Emerton](/source/James_Henry_Emerton), 1894) – USA, Canada, [Greenland](/source/Greenland)

- *[Robertus golovatchi](https://en.wikipedia.org/w/index.php?title=Robertus_golovatchi&action=edit&redlink=1)* Eskov, 1987 – [Georgia](/source/Georgia_(country))

- *[Robertus heydemanni](https://en.wikipedia.org/w/index.php?title=Robertus_heydemanni&action=edit&redlink=1)* Wiehle, 1965 – [Sweden](/source/Sweden), [Germany](/source/Germany), [Austria](/source/Austria), Italy, [Romania](/source/Romania), [Ukraine](/source/Ukraine), Russia (Europe to West Siberia), [Kazakhstan](/source/Kazakhstan)

- *[Robertus insignis](https://en.wikipedia.org/w/index.php?title=Robertus_insignis&action=edit&redlink=1)* O. Pickard-Cambridge, 1908 – Europe

- *[Robertus kastoni](https://en.wikipedia.org/w/index.php?title=Robertus_kastoni&action=edit&redlink=1)* Eskov, 1987 – Russia ([Middle Siberia](/source/Middle_Siberia) to [Russian Far East](/source/Russian_Far_East)), [Japan](/source/Japan)

- *[Robertus kuehnae](https://en.wikipedia.org/w/index.php?title=Robertus_kuehnae&action=edit&redlink=1)* Bauchhenss & Uhlenhaut, 1993 – [Belgium](/source/Belgium), [Switzerland](/source/Switzerland), Germany, Austria

- *[Robertus laticeps](https://en.wikipedia.org/w/index.php?title=Robertus_laticeps&action=edit&redlink=1)* ([Keyserling](/source/Eugen_von_Keyserling), 1884) – USA

- *[Robertus lividus](https://en.wikipedia.org/w/index.php?title=Robertus_lividus&action=edit&redlink=1)* ([Blackwall](/source/John_Blackwall), 1836) – USA (Alaska), Europe, Caucasus, Russia (Europe to Far East), [Iran](/source/Iran)

- *[Robertus longipalpus](https://en.wikipedia.org/w/index.php?title=Robertus_longipalpus&action=edit&redlink=1)* (Kaston, 1946) – USA, Canada

- *[Robertus lyrifer](https://en.wikipedia.org/w/index.php?title=Robertus_lyrifer&action=edit&redlink=1)* Holm, 1939 – [Iceland](/source/Iceland), [Scandinavia](/source/Scandinavia), Austria, Russia (Europe to Far East), Canada

- *[Robertus mazaurici](/source/Robertus_mazaurici)* ([Simon](/source/Eug%C3%A8ne_Simon), 1901) – [France](/source/France)

- *[Robertus mediterraneus](https://en.wikipedia.org/w/index.php?title=Robertus_mediterraneus&action=edit&redlink=1)* Eskov, 1987 – Mediterranean, Switzerland, Austria, [Eastern Europe](/source/Eastern_Europe), Caucasus

- *[Robertus monticola](https://en.wikipedia.org/w/index.php?title=Robertus_monticola&action=edit&redlink=1)* Simon, 1914 – France

- *[Robertus naejangensis](https://en.wikipedia.org/w/index.php?title=Robertus_naejangensis&action=edit&redlink=1)* Seo, 2005 – [Korea](/source/Korea)

- *[Robertus neglectus](https://en.wikipedia.org/w/index.php?title=Robertus_neglectus&action=edit&redlink=1)* (O. Pickard-Cambridge, 1871) ([type](/source/Type_species)) – Europe, Russia (Europe to South Siberia), Kazakhstan

- *[Robertus nipponicus](https://en.wikipedia.org/w/index.php?title=Robertus_nipponicus&action=edit&redlink=1)* Yoshida, 1995 – Japan

- *[Robertus nojimai](https://en.wikipedia.org/w/index.php?title=Robertus_nojimai&action=edit&redlink=1)* Yoshida, 2002 – Japan

- *[Robertus ogatai](https://en.wikipedia.org/w/index.php?title=Robertus_ogatai&action=edit&redlink=1)* Yoshida, 1995 – Japan

- *[Robertus peregrinus](https://en.wikipedia.org/w/index.php?title=Robertus_peregrinus&action=edit&redlink=1)* Yang, Irfan & Peng, 2019 – China

- *[Robertus potanini](https://en.wikipedia.org/w/index.php?title=Robertus_potanini&action=edit&redlink=1)* Schenkel, 1963 – China

- *[Robertus pumilus](/source/Robertus_pumilus)* (Emerton, 1909) – USA

- *[Robertus riparius](/source/Robertus_riparius)* (Keyserling, 1886) – USA, Canada

- *[Robertus saitoi](https://en.wikipedia.org/w/index.php?title=Robertus_saitoi&action=edit&redlink=1)* Yoshida, 1995 – Japan

- *[Robertus scoticus](https://en.wikipedia.org/w/index.php?title=Robertus_scoticus&action=edit&redlink=1)* Jackson, 1914 – Europe, Caucasus, Russia (Europe to Middle Siberia)

- *[Robertus sibiricus](https://en.wikipedia.org/w/index.php?title=Robertus_sibiricus&action=edit&redlink=1)* Eskov, 1987 – Russia (Middle Siberia to Far East), Japan

- *[Robertus similis](https://en.wikipedia.org/w/index.php?title=Robertus_similis&action=edit&redlink=1)* (Kaston, 1946) – USA

- *[Robertus spinifer](https://en.wikipedia.org/w/index.php?title=Robertus_spinifer&action=edit&redlink=1)* (Emerton, 1909) – USA

- *[Robertus subtilis](https://en.wikipedia.org/w/index.php?title=Robertus_subtilis&action=edit&redlink=1)* Seo, 2015 – Korea

- *[Robertus truncorum](https://en.wikipedia.org/w/index.php?title=Robertus_truncorum&action=edit&redlink=1)* ([L. Koch](/source/Ludwig_Carl_Christian_Koch), 1872) – France to Ukraine

- *[Robertus ungulatus](https://en.wikipedia.org/w/index.php?title=Robertus_ungulatus&action=edit&redlink=1)* Vogelsanger, 1944 – Europe, Russia (South Siberia to Far East), China

- *[Robertus ussuricus](https://en.wikipedia.org/w/index.php?title=Robertus_ussuricus&action=edit&redlink=1)* Eskov, 1987 – Russia (Far East)

- *[Robertus vigerens](/source/Robertus_vigerens)* (Chamberlin & Ivie, 1933) – USA, Canada

**In synonymy:**

- *R. asper* (O. Pickard-Cambridge, 1871) = *Robertus neglectus* (O. Pickard-Cambridge, 1871)

- *R. exortus* (Drensky, 1929, T from *Agroeca*) = *Robertus frivaldszkyi* (Chyzer, 1894)

- *R. fuscus* (Emerton, 1911) = *Robertus fuscus* (Emerton, 1894)

- *R. grasshoffi* Wunderlich, 1973 = *Robertus neglectus* (O. Pickard-Cambridge, 1871)

- *R. palustris* (Banks, 1892) = *Robertus laticeps* (Keyserling, 1884)

- *R. paradoxus* Miller, 1967 = *Robertus ungulatus* Vogelsanger, 1944

- *R. terrestris* (Emerton, 1913) = *Robertus frontatus* (Banks, 1892)

- *R. umbilicatus* Denis, 1961 = *Robertus mazaurici* (Simon, 1901)

## References

1. ^ [***a***](#cite_ref-NMBE_1-0) [***b***](#cite_ref-NMBE_1-1) [***c***](#cite_ref-NMBE_1-2) ["Gen. Robertus O. Pickard-Cambridge, 1879"](http://www.wsc.nmbe.ch/genus/3531). *World Spider Catalog Version 20.0*. Natural History Museum Bern. 2019. [doi](/source/Doi_(identifier)):[10.24436/2](https://doi.org/10.24436%2F2). Retrieved 2019-10-27.

1. **[^](#cite_ref-Levi1962_2-0)** Levi, H. W.; Levi, L. R. (1962). "The genera of the spider family Theridiidae". *Bulletin of the Museum of Comparative Zoology*. **127**: 19.

1. ^ [***a***](#cite_ref-Kast1946_3-0) [***b***](#cite_ref-Kast1946_3-1) Kaston, B. J. (1946). "North American spiders of the genus *Ctenium*". *American Museum Novitates* (1306): 1.

1. **[^](#cite_ref-Pick1879_4-0)** [Pickard-Cambridge, O.](/source/Octavius_Pickard-Cambridge) (1879). "The spiders of Dorset. Araneidea". *Proceedings of the Dorset Natural History and Antiquarian Field Club*. **1**: 1–235.

Taxon identifiers Robertus Wikidata: Q4118300 Wikispecies: Robertus ADW: Robertus BioLib: 1000 BOLD: 5020 BugGuide: 356786 CoL: 63RRV EoL: 112086 Fauna Europaea: 353355 Fauna Europaea (new): a2ce1a9d-46b6-41e8-b631-320fa90efce7 GBIF: 2155880 iNaturalist: 153747 IRMNG: 1320684 ITIS: 849270 NBN: NHMSYS0020706506 NCBI: 233478 Open Tree of Life: 1082342 Plazi: D09D470B-ADAF-F90A-B045-FD46220EFCAE WSC: urn:lsid:nmbe.ch:spidergen:00715

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