Version of manually-generated dot map displayed above, showing U.S. and Canadian records, was harvested from SINA on Aug-05-2018.Dots show county records; shaded area shows likely general distribution.
County-level distribution map produced in 2003 from records in a
database available on this site. The group of records in northeast Ohio is documented in this
2014 blog by
Lisa Rainsong. In a 6 Sep 2015 email, Norman Levey reported that he first noticed this species in Lincoln, Massachusetts, in 2008, and that its numbers seem to be increasing.
