BioOne

Robert J. Barney. 2016. Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae) endemic to Florida, including descriptions of four new species. The Coleopterists Bulletin 70(1): 31-52.

Abstract
Eight species of Pachybrachis Chevrolat have been found to be endemic to Florida:

Pachybrachis archboldi Barney, new species;
Pachybrachis clarki Barney, new species;
Pachybrachis conformis Suffrian;
Pachybrachis deyrupi Barney, new species;
Pachybrachis discoideus Bowditch;
Pachybrachis illectus Fall;
Pachybrachis osceola Fall; and
Pachybrachis rileyi Barney, new species.

Types were examined for the previously named species and aedeagi illustrated for the first time. A description, figure, and range map is presented for each species.

Keywords: leaf beetles, taxonomy, Nearctic, plant association