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Photo#747334
Carabidae - Synuchus dubius

Carabidae - Synuchus dubius
Big Gypsum Valley near Slickrock, Montrose County, Colorado, USA
May 28, 2012
Size: 10mm
Desert Riparian, caught in willow habitat, possibly close to this http://bugguide.net/node/view/715492

Images of this individual: tag all
Carabidae - Synuchus dubius Carabidae - Synuchus dubius

Moved
Moved from Subgenus Hypherpes.

Synuchus dubius LeConte
These images fit well the specimens from same locality sent to me by Derek. The presence of two dorsal setigerous punctures in third interval of elytron (vaguely seen in enlarged image) and the microscopic serrated tarsal claws are traits that rule out superficially-similar Pterostichus (Hypherpes).

Moved
Moved from Pterostichus.

Moved
Moved from ID Request.

 
Pterostichus (Hypherpes) sp.
Pterostichus (Hypherpes) sp. Nice!

Nebria praegensis,
looks like Nebria praegensis,

 
not even in the same subfamily
you keep posting very misleading comments and not helping one bit; please take a break and learn something first.

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