The Buprestidae (Coleoptera) of Minnesota, with a Discussion of the Emerald Ash Borer, Agrilus planipennis Fairmaire Author Hallinen, Marie J. Author Steffens, Wayne P. Author Schultz, Jennifer L. Author Aukema, Brian H. text The Coleopterists Bulletin 2021 2021-03-20 75 1 173 190 http://dx.doi.org/10.1649/0010-065x-75.1.173 journal article 10.1649/0010-065X-75.1.173 1938-4394 4837088 39. Agrilus quadriguttatus quadriguttatus Gory, 1841 New State Record: Ramsey County, 20 July 1932 , N. C. Sullivan. County Records ( n = 41): Anoka, Chisago, Goodhue, Hennepin, Olmsted, Ramsey, and Washington . Collection Dates: 12 July–12 August. Minnesota Hosts: Unspecified in collection records. Larval hosts recorded as Salix nigra Marsh. and Salix sp. Adults also on Populus nigra and Salix interior Rowlee. A larval record for Alnus sp. refers to Salix (Jendek and Poláková 2014) . Collection Method: Most collected as C. fumipennis prey.