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Information about the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Philodromus

Goldenrod Crab Spider? - Philodromus dispar Flat Spider - Philodromus - male Philodromus rufus? - Philodromus rufus - female Crab Spider - Philodromus marxi november crab - Philodromus Small spider between leaves - Philodromus Juvenile Philodromus? - Philodromus marxi Philodromus - 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 Philodromidae (Running Crab Spiders)
Genus Philodromus
Numbers
55 species in our region, according to Dondale chapter in Spiders of North America (1)
Identification
2nd leg clearly less than two times longer than the 1st leg.



Anterior median and lateral eyes are about the same size. Distance between the 2 posterior median eyes greater than the distance between posterior median and lateral eyes.
Remarks
P. rodecki vs. P. rufus - The Moldenke et al. Forest Service key to arboreal spiders (PDF) says: "Keying out with P. rufus is the infrequent P. rodecki, found at the western edge of the Great Basin; the abdominal dorsum of P. rodecki is covered with patches of orange pubescence interspersed with dark, round punctations"
Internet References
Works Cited
1.Spiders of North America: An Identification Manual
D. Ubick, P. Paquin, P.E. Cushing and V. Roth (eds). 2005. American Arachnological Society.