Family Scientific Name Gender Size Common Name
Gnaphosidae Cessonia trivittata female 4.5 - 5.9 mm
Found: Casper's Regional Pk Date: 18 June 09 ID: D469
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Cessonia trivittata
Unfortunately my specimen was severely injured. Still, its distinctive color and pattern should make it easy to ID. I found the spider on a dry creek bed. It is very fast.