Geogrphic: NEA
Distribution: Holarctic; Canada – LB, NT, YK; USA – AK.
Common name: Delightful Marsh and Bog beetle
Synonyms: Blethsia amoena Falderman, 1835:358Diacheila subpolaris LeConte, 1863:2Diacheila americana Motschulsky, 1864:195