Edward G. Riley, Robert J. Barney (2015)
Definition and Revision of theViduatusSpecies-Group of North AmericanPachybrachisChevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae).
The Coleopterists Bulletin69: 25.
DOI: 10.1649/0010-065X-69.1.25
Robert J. Barney (2016)
Definition and Revision of theOthonusSpecies-Group of North AmericanPachybrachisChevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae).
The Coleopterists Bulletin70: 569.
DOI: 10.1649/0010-065X-70.3.569
Reginald P. Webster, Vincent L. Webster, Chantelle A Alderson, Cory C. Hughes, Jon D. Sweeney (2016)
Further contributions to the Coleoptera fauna of New Brunswick with an addition to the fauna of Nova Scotia, Canada.
ZooKeys573: 265.
DOI: 10.3897/zookeys.573.7327
Robert J. Barney (2022)
Monitoring of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) Diversity and Abundance in Illinois for 140 Years: Recent Detections and Presumed Extirpations.
The Coleopterists Bulletin76: .
DOI: 10.1649/0010-065X-76.4.489
Robert J. Barney (2019)
Key to All Sixty-Four Species of Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) in the Eastern USA.
The Coleopterists Bulletin73: 85.
DOI: 10.1649/0010-065X-73.1.85
Robert J. Barney (2017)
Definition and Revision of theLuridusSpecies-Group of North AmericanPachybrachisChevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae).
The Coleopterists Bulletin71: 1.
DOI: 10.1649/0010-065X-71.1.1
Reginald P. Webster, Pierre de Tonnancour, Jon D. Sweeney, Vincent L. Webster, Chantelle A. Kostanowicz, Cory Hughes, Robert S. Anderson, John Klymko, Claude Chantal, Robert Vigneault (2020)
New Coleoptera records from eastern Canada, with additions to the fauna of Manitoba, British Columbia, and Yukon Territory.
ZooKeys946: 53.
DOI: 10.3897/zookeys.946.52489
Robert J. Barney (2016)
PachybrachisChevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) Endemic to Florida, Including Descriptions of Four New Species.
The Coleopterists Bulletin70: 31.
DOI: 10.1649/072.070.0104
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