Explanation of Names
Omonadus formicarius (Goeze 1777)
Range
native to w. Palaearctic, now cosmopolitan; adventive and widespread in NA (throughout so.Canada & US)
(1)(2)(3)Habitat
mostly riparian situations, occasionally in stored grain
(3)Remarks
must have been established in NA long before 1895, when Casey produced three junior synonyms of it