Elaphrus (Neoelaphrus) cicatricosus LeConte 1848
Geographic: NEA
Distribution: Native, New World. Canada – PQ; USA – CT, DE, MA, MD, ME, MI, MS,
NH, NJ, NY, OH, PA, SC, TN, VA, VT.
Common name: Scarred Marsh and Bog beetle
Synonyms: Elaphrus cicatricosus LeConte, 1848:348
Elaphrus rhodeanus Casey, 1924:17
Macrohabitat: Lowlands, 56 – 365 meters altitude, in swamps and swamp forests,
and edges of brooks. Microhabitat: Adults are ground-dwelling on wet, relatively firm
organic mud near slow flowing brooks where alders (Alnus) grow, commonly in the shade of
larger trees. Dispersal abilities: Macropterous, capable of flight; swift runners. Seasonal
occurrence: Adults have been found in April – September; teneral adults in August; prob ably a spring breeder. Behavior: Adults are diurnal, predaceous and active in the sunshine,
seek cover under leaf litter, and they also hibernate; when alarmed, adult may stridulate. In CT,
they were captured in a Malaise trap.