Definition and Revision of the Atomarius Species-Group of North American Pachybrachis Chevrolat (Coleoptera: Chrysomelidae: Cryptocephalinae), Including Descriptions of Nine New Species Barney, Robert J. The Coleopterists Bulletin 2018 2018-03-23 72 1 9 74 Barney 2018 [816,1041,1206,1227] Insecta Chrysomelidae Pachybrachis Animalia Coleoptera 62 70 Arthropoda species caroleae   APPENDIX 14 1981-06-24 1981-07-24 1981-06-24 RJBC R. J. Barney United States of America Greene Co. Cole Creek 62 70 5 2 Illinois holotype