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Photo#1443064
Dytiscus.... - female

Dytiscus.... - Female
Danville, Contra Costa County, California, USA
August 22, 2017
Size: ~ 29 mm
Captured in a swimming pool (salt water) by David Dunbar. Believe this female is in the Genus Dytiscus and is D. marginicollis? Confirmation/correction and further placement would be appreciated.

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Dytiscus.... - female Dytiscus.... - female Dytiscus.... - female Dytiscus.... - female