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Info
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Species Tetragnatha laboriosa - Silver Longjawed Orbweaver

Long-jawed Orb Weaver plays dead - Tetragnatha laboriosa Tetragnatha laboriosa Hentz, 1850 - male - Tetragnatha laboriosa - male juvenile long-jawed orbweaver - Tetragnatha laboriosa KY spider 19 - Tetragnatha laboriosa - male Silver Longjawed Orbweaver - Tetragnatha laboriosa Juvenile long jawed spider - Tetragnatha laboriosa - female Voucher Image - Tetragnatha laboriosa - male T. laboriosa male - Tetragnatha laboriosa - male
Classification
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 laboriosa (Silver Longjawed Orbweaver)
Synonyms and other taxonomic changes
Explanation of Names
Tetragnatha laboriosa Hentz, 1850
Size
Female: Length 5.2-9.0 mm(1)
Male: Length 3.8-7.4 mm(1)
Identification
Not diagnostic, but can separate some species:(1)
Lateral eyes as far apart as medians.


Female


Male
Range
All across the US and Canada
Habitat
Often found in fields, but lives in many habitats.
Remarks
Laboriosa has silvery patches on abdomen and the lateral eyes are distinctly separated from each other. The carapace marks are straight, diverging lines. Actually, the carapace pattern (which Levi doesn't mention) is just about the most reliable of all.
~ R. Crawford
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 Description)(1)