Johnston et al. 2015
Diagnosis: Body ovate elongate. Pronotum covered with large punctures, lateral margins strongly arcuate, constricted and parallel sided posteriorly. Elytra covered in fairly large rounded tubercles, each bearing a single seta, interspersed with smaller tubercles in between. Propleura weakly rugose, without distinct tubercles. Prosternum declivous, not projected posteriorly of procoxae. Distribution:
Coconino county, AZ. WY south to CO, west to CA and north to BC, Canada.