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Species Tetragnatha elongata

long-jawed orbweaver  - Tetragnatha elongata - male egg mass/silk - Tetragnatha elongata egg mass/silk - Tetragnatha elongata hammock cocoon revisited - Tetragnatha elongata Longjawed Orbweaver - Tetragnatha elongata - male Tetragnatha sp.? - Tetragnatha elongata Tetragnatha elongata - female egg sac? - Tetragnatha elongata
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Chelicerata (Chelicerates)
Class Arachnida (Arachnids)
Order Araneae (Spiders)
Infraorder Araneomorphae (True Spiders)
No Taxon (Entelegynae)
Family Tetragnathidae (Long-jawed Orb Weavers)
Genus Tetragnatha (Longjawed Orbweavers)
Species elongata (Tetragnatha elongata)
Explanation of Names
Tetragnatha elongata Walckenaer, 1841
4 ssp.(1)
Female: Length 8.2-13.2 mm(2)
Male: Length 5.0-10.5 mm(2)
Not diagnostic, but can separate some species:(2)
Lateral eyes closer than the median eyes.

Voucher Specimens:


Male Palp - The conductor tappers evenly to its tip and ends in a small hook:(2)
Across the US & southern Canada, though most data points are in the eastern half of the US. (3)
Usually construct their webs in the shade above water.
Print References
Levi, H.W. 1981. The American orb-weaver genera Dolichognatha and Tetragnatha north of Mexico (Araneae: Araneidae, Tetragnathinae). Bulletin of the Museum of Comparative Zoology, 149(5): 271-318. (Species Descprition)(2)
Works Cited
1.Integrated Taxonomic Information System (ITIS)
2.The American Orb-Weaver Genera Dolichognatha and Tetragnatha North of Mexico
Levi, Herbert W. 1981. Bulletin of the Museum of Comparative Zoology, 149(5):271-318.
3.The Orb-weaving Spiders of Canada and Alaska - The Insects and Arachnids of Canada Part 23
Dondale, C.D., J.H. Redner, P, Paquin and H.W. Levi. 2003. NRC Research Press.