Neospintharus trigonum (Hentz, 1850)

SPECIES |   ACCEPTED

LSID: urn:lsid:nmbe.ch:spidersp:007170

Permalink: https://wsc.nmbe.ch/lsid/urn:lsid:nmbe.ch:spidersp:007170

Described:

Distribution: Canada, USA

External Resources*: GBIF

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Taxonomic References
Theridion trigonum Hentz, 1850: 280, pl. 9, f. 24-25 (Dmf) Original description
Argyrodes trigonum Emerton, 1882: 23, pl. 5, f. 1 (mf)
Argyrodes argyrodes Keyserling, 1884a: 181, pl. 8, f. 109 (mf; misidentified per F. O. Pickard-Cambridge, 1902a: 404)
Argyrodes trigonum Simon, 1894a: 496, f. 504 (m)
Argyrodes trigonum Emerton, 1902: 124, f. 292-296 (mf)
Argyrodes trigonus F. O. Pickard-Cambridge, 1902a: 404, pl. 38, f. 7-8 (mf, S of Argyrodes bicornis [revalidated by Exline & Levi, 1962: 125, see Neospintharus bicornis])
Conopistha trigona Kaston, 1948: 88, f. 73-79 (m, removed from S of Linyphia rufa, rejecting Chamberlin & Ivie, 1944: 38 [sub Conopistha])
Argyrodes trigonum Exline & Levi, 1962: 122, f. 66-78 (mf)
Argyrodes trigonum Breene et al., 1993: 56, f. 21A-C (mf)
Argyrodes trigonum Paquin & Dupérré, 2003: 214, f. 2390-2395 (mf)
Neospintharus trigonum Agnarsson, 2004: 479, f. 56A-G, 57A-F (mf, T from Argyrodes)
Neospintharus trigonum Agnarsson, Coddington & Knoflach, 2007: 354, f. 61 (m)
References

Agnarsson, I. (2004). Morphological phylogeny of cobweb spiders and their relatives (Araneae, Araneoidea, Theridiidae). Zoological Journal of the Linnean Society 141(4): 447-626. doi: 10.1111/j.1096-3642.2004.00120.x -- Show included taxa

Agnarsson, I., Coddington, J. A. & Knoflach, B. (2007). Morphology and evolution of cobweb spider male genitalia (Araneae, Theridiidae). Journal of Arachnology 35(2): 334-395. doi: 10.1636/SH-06-36.1 -- Show included taxa

Breene, R. G., Dean, D. A., Nyffeler, M. & Edwards, G. B. (1993). Biology, Predation Ecology, and Significance of Spiders in Texas Cotton Ecosystems with a Key to Species. Texas Agriculture Experiment Station College Station, 115 pp. -- Show included taxa

Emerton, J. H. (1882). New England spiders of the family Theridiidae. Transactions of the Connecticut Academy of Arts and Sciences 6: 1-86. -- Show included taxa

Emerton, J. H. (1902). The common spiders of the United States. Ginn & Company Publ., Boston & London, 225 pp. doi: 10.5962/bhl.title.5617 -- Show included taxa

Exline, H. & Levi, H. W. (1962). American spiders of the genus Argyrodes (Araneae, Theridiidae). Bulletin of the Museum of Comparative Zoology 127: 75-204. -- Show included taxa

Hentz, N. M. (1850). Descriptions and figures of the araneides of the United States. Boston Journal of Natural History 6(1, 2): 18-35, 271-295, pl. 3-4, 9-10. -- Show included taxa

Kaston, B. J. (1948). Spiders of Connecticut. Bulletin of the Connecticut State Geological and Natural History Survey 70: 1-874. -- Show included taxa

Keyserling, E. (1884a). Die Spinnen Amerikas. Theridiidae. I. Hälfte. Bauer & Raspe, Nürnberg, 222 pp., pl. 1-10. doi: 10.5962/bhl.title.64832 -- Show included taxa

Paquin, P. & Dupérré, N. (2003). Guide d'identification des araignées de Québec. Fabreries, Supplement 11: 1-251. -- Show included taxa

Pickard-Cambridge, F. O. (1902a). Arachnida - Araneida and Opiliones. In: Biologia Centrali-Americana, Zoology. London 2, 313-424. [[for the exact dates see Lyal, 2011]] -- Show included taxa

Simon, E. (1894a). Histoire naturelle des araignées. Deuxième édition, tome premier. Roret, Paris, pp. 489-760. doi: 10.5962/bhl.title.51973 [[second pdf with detailed publication dates of the single parts]] -- Show included taxa

External Resource References

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As External Resources, the World Spider Catalog links here to species pages of other databases. They may contain further information for the given species. The databases, listed as External Resources, however, are not managed by World Spider Catalog and the information given there is not necessarily in agreement with the World Spider Catalog. All responsibility for such data is with the external database.

GBIF.org (2026). GBIF Home Page (via GBIF API). Available from: https://www.gbif.org [8 January 2026]

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