Redescriptions and Figures of the Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of Arizona, Including New State Records, Plant Associations, and Descriptions of Five New Species: The Yellow Species

Robert J. Barney

doi:10.1649/0010-065X-78.2.219

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21 June 2024 Redescriptions and Figures of the Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of Arizona, Including New State Records, Plant Associations, and Descriptions of Five New Species: The Yellow Species

Robert J. Barney

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The Coleopterists Bulletin, 78(2):219-232 (2024). https://doi.org/10.1649/0010-065X-78.2.219

Abstract

There are over 70 species of Pachybrachis Chevrolat known from Arizona. A group of primarily yellow species consists of nine Nearctic species: Pachybrachis aztec Barney, new species, Pachybrachis caelatus J. L. LeConte, Pachybrachis chiricahua Barney, new species, Pachybrachis harshaw Barney, new species, Pachybrachis laevis Bowditch, Pachybrachis mohave Barney, new species, Pachybrachis montezuma Barney, new species, Pachybrachis nubilus Bowditch, and Pachybrachis placidus Fall. A key to the Yellow Species is given, and a description and figure are provided for each species not previously published.

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Robert J. Barney "Redescriptions and Figures of the Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) of Arizona, Including New State Records, Plant Associations, and Descriptions of Five New Species: The Yellow Species," The Coleopterists Bulletin 78(2), 219-232, (21 June 2024). https://doi.org/10.1649/0010-065X-78.2.219

Received: 19 September 2023; Accepted: 26 April 2024; Published: 21 June 2024

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