Photo Details
August 3, 2005 - Summit, Iron County, Utah - ©NJDavis

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Araneus gemma

Other
The female Araneus gemma measures 0.39 to 0.47 inches (10 to 12mm). Its carapace and abdomen are variable in color from gray to brownish purple. The abdomen has anterior paired humps and may have a medial light stripe that varies in length. The male is smaller than the female, measuring 0.24 to 0.31 inches (6 to 8 mm). It is similar in color and pattern to the female