Dyschirius (Eudyschirius) brevispinus
General description:
Geographic: NEA
Distribution: Native, New World. Canada – ON, PQ; USA – MI, NE, OH, PA, VT.
Common name: Short-spined Discolored Beetle
Dyschirius brevispinus LeConte, 1878:593
Biology:
Macrohabitat: Lowlands, 36 – 203 meters altitude, in gravel pits, open places,
and gardens. Microhabitat: Adults are ground-dwelling on moderately dry sand or fine gravel
with sparse vegetation. Dispersal abilities: Macropterous, probably capable of flight; slow
runners; strong burrowers. Seasonal occurrence: Adults have been found in May – August;
probably a spring breeder. Behavior: Adults are nocturnal, predaceous, and take cover during
the day in burrows they dig in the substrate. Adults overwinter in the substrate.