Dyschirius (Dyschiriodes) exochus
General description:
Geographic: NEA
Distribution: Native, New World. USA – FL, MS, TX.
Common name: Eminent Discolored Beetle
Synonym: Dyschirius exochus Whitehead, 1970:183
Biology:
Macrohabitat: Lowlands, sea level – 14 meters altitude, on sea beaches. Microhabitat:
Adults are ground-dwelling on exposed moist, sandy, saline, bare substrate.
Dispersal abilities: Macropterous, probably capable of flight; slow runner and strong burrowers.
Seasonal occurrence: Adults have been found in August – September. Behavior:
Adults are nocturnal, predaceous, and take cover during the day in burrows they dig into the
substrate. Adults overwinter in the substrate.