Promecognathus sp. - Ground beetle
Northern California, USA

photograph © Alex Wild 2005

Promecognathus ground beetles are specialized predators of millipedes.

USA CA: Lake Co.  McLaughlin U.C. Reserve.  30.iv.2005  38º51.76'N 122º24.94'W, 600m
Riparian forest, under stone.
Thanks to David Maddison and Eric Eaton for the identification.

This image is copyrighted by the photographer and cannot be used without permission. To obtain permission to use this image, please email Alex Wild. (alwild (at)  Most of the photographs on are reduced from their original size and compressed for more efficient web transmission.  In some cases, higher quality versions are available.

This image was captured with a Canon EOS D60, with a Canon 65/2.8 MPE 1-5x Macro lens.