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Kimsey, Lynn S., Todd M. Gilligan, James M. Carpenter, Allan H. Smith-Pardo, and Amanda J. Redford. 2021. North American Hornet Screening Tool. USDA APHIS PPQ Identification Technology Program (ITP) and University of California - Davis. Fort Collins, CO. [date of access] <https://idtools.org/id/hornets/>
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