Johnston et al. 2015
Diagnosis: Body elongate oval. Pronotum widest anterior of middle, arcuate laterally, narrowing slightly posteriorly, anterior angles produced, acute, projecting anterolaterally. Elytra weakly convex, narrow, attenuate posteriorly, punctate–striate, striae not impressed or tuberculate. Profemora spined in both sexes, tarsi never with tomentose pads beneath. Distribution: Apache, Pima, Santa Cruz, Cochise counties, AZ. TX west to southern CA and Sonora, Mexico.