Johnston et al. 2015
Diagnosis: Body elongate ovate, covered in pale golden setae. Pronotum slightly transverse, lateral margins moderately arcuate and sinuate posteriorly, posterior margin completely flat, anterior margin broadly excavate, anterior angles produced. Elytral disc with three raised, slightly tuberculate ridges, disc fairly flat dorsally. Profemora unarmed, probasitarsus thickened, with a pencil brush of dark spicules apically interrupting plantar surface. Prosternum declivous. Distribution: Coconino, Navajo, Apache counties, AZ. Extremely widespread east of the Rocky Mountains and west of the Mississippi river, from Canada to Mexico.