World Spider Catalog

Genus: Silometopus Simon, 1926 | Family: Linyphiidae Blackwall, 1859

Silometopus bilacunatus (L. Koch, 1881)

SPECIES | ACCEPTED

LSID: urn:lsid:nmbe.ch:spidersp:012820

Permalink: https://wsc.nmbe.ch/lsid/urn:lsid:nmbe.ch:spidersp:012820

Described:

Distribution: Germany, Poland, Sweden, Finland, Russia (Europe)

Type Repository Provide information

Holotype: Zoological Museum of Uppsala University (ZMUU/UUZM), Uppsala, Sweden m (1066a) of Silometopus acutus, see also Holm, 1977b - (Wallin, 2001)
Paratype: Zoological Museum of Uppsala University (ZMUU/UUZM), Uppsala, Sweden 2f (1066c-d) of Silometopus acutus, see also Holm, 1977b - (Wallin, 2001)
Allotype: Zoological Museum of Uppsala University (ZMUU/UUZM), Uppsala, Sweden f (1066b) of Silometopus acutus, see also Holm, 1977b - (Wallin, 2001)

Taxonomic References

Erigone bilacunata L. Koch, 1881b: 52, pl. 2, f. 5 (Dm) [urn:lsid:nmbe.ch:spidersp:012820] Original description

Tapinocyba bilacunosa Simon, 1884a: 787 (lapsus)

Silometopus incurvatus Palmgren, 1976: 99, f. 20.11-14 (mf; misidentified per Holm, 1977b: 163)

Silometopus acutus Holm, 1977b: 163, f. 8-13 (Dmf) [urn:lsid:nmbe.ch:spidersp:012623]

Silometopus bilacunatus Kielhorn, 2025b: 50, f. 1b, d-e (m, removed from S of Silometopus incurvatus [rejecting Breitling et al., 2015: 75], S of S. acutus)

References

Holm, Å. (1977b). Two new species of the erigonine genera Savignia and Silometopus (Araneae: Linyphiidae) from Swedish Lapland. Entomologica Scandinavica 8(3): 161-166. doi: 10.1163/187631277X00224 -- Show included taxa

Kielhorn, K.-H. (2025b). Silometopus acutus ist ein jüngeres Synonym von Silometopus bilacunatus (Araneae: Linyphiidae). Arachnologische Mitteilungen 70: 50-53. doi: 10.30963/aramit7009 -- Show included taxa

Koch, L. (1881b). Beschreibungen neuer von Herrn Dr Zimmermann bei Niesky in der Oberlausitz endeckter Arachniden. Abhandlungen der Naturforschenden Gesellschaft Görlitz 17: 41-71. -- Show included taxa

Palmgren, P. (1976). Die Spinnenfauna Finnlands und Ostfennoskandiens. VII. Linyphiidae 2 (Micryphantinae, mit Ausnahme der Linyphiindae-ähnlichen). Fauna Fennica 29: 1-126. -- Show included taxa

Simon, E. (1884a). Les arachnides de France. Tome cinquième, deuxième et troisième partie. Roret, Paris, pp. 180-885, pl. 26-27. -- Show included taxa

Edit History

Date	Type	Reference	Old value	Comment
2026-01-20	Species distribution update		Old value
2026-01-07	New taxonomic reference entry	Kielhorn, 2025b
2026-01-07	New taxonomic reference entry	Kielhorn, 2025b
2026-01-07	Type repository inserted	Wallin, 2001
2026-01-07	Type repository inserted	Wallin, 2001
2026-01-07	Type repository inserted	Wallin, 2001
2026-01-07	Species distribution update	Kielhorn, 2025b	Old value
2026-01-07	Species updated	Kielhorn, 2025b	Old value
2015-10-20	Species updated	Breitling et al., 2015	Old value	Status: Synonym
2015-10-20	Species updated	Breitling et al., 2015	Old value	Species epithet corrected
2015-10-20	Species transferred to new genus	Breitling et al., 2015		Species transferred from Tapinocyba to Silometopus