Dyschirius (Eudyschirius) erwini
General description:
Geographic: NEO
Distribution: Native, New World. Argentina – Santiago del Estero.
Common name: Erwin’s Discolored Beetle
Synonym: Dyschiriodes erwini Bulirsch, 2009:19
Biology:
Macrohabitat: Lowlands, 109 meters altitude, upper inland saline lake beach.
Microhabitat: Adults are ground-dwelling sandy substrate. Dispersal abilities: Macropterous,
probably capable of flight; slow runners; strong burrowers. Seasonal occurrence:
Adults have been found in April. Behavior: Adults are nocturnal, predaceous, and take cover
during the day in burrows they dig in the substrate. Adults aestivate during the dry season in
the substrate.