Agonum albicrus
Dejean, 1828
A ground beetle in the Platyninae described by Dejean in 1828. Long thought restricted to Mount Vernon, Alabama, but subsequent surveys revealed a much broader distribution across the eastern United States. The was not studied again until Lindroth's work in 1955 and 1966, then rediscovered in multiple states starting in 2008.
Pronunciation
How to pronounce Agonum albicrus: //əˈɡoʊnəm ælˈbɪkrəs//
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Images
Distribution
Eastern United States, extending into Louisiana and southern Ontario, Canada. Documented in Alabama (Mount Vernon), New Hampshire (Rockingham County, 2008), Kansas (Douglas County, 2009), Florida (Jackson County), and Oklahoma (Latimer County).
Similar Taxa
- Agonum sp.Generic Agonum beetles are used as clay model representatives in studies, though specific morphological differences from A. albicrus are not documented in available sources.
Misconceptions
Formerly believed to Mount Vernon, Alabama; this was corrected by subsequent range expansions documented in 2008–2009.