A New Disease of Pinto Bean Caused by Aphelenchoides ritzemabosi in Wyoming. G. D. Franc, Department of Plant, Soil and Insect Sciences, University of Wyoming, Laramie 82071-3354. C. M.-S. Beaupré, and J. L. Williams. Department of Plant, Soil and Insect Sciences, University of Wyoming, Laramie 82071-3354, and Department of Plant Pathology, University of Minnesota, St. Paul 55108. Plant Dis. 77:1168. Accepted for publication 7 June 1993. Copyright 1993 The American Phytopathological Society. DOI: 10.1094/PD-77-1168D.