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Photo#238838
Machaerocera mexicana - female

Machaerocera mexicana - Female
nr. Pantano, Pima County, Arizona, USA
October 25, 2008
Size: 44 mm
Hind tibiae are brownish to light blue, depending on the individual. The females I saw were more inclined to have brownish (this one part blue), and males more likely to be blue.

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Machaerocera mexicana - female Machaerocera mexicana - female Machaerocera mexicana - female