Hybochaetodus

Key to species of Hybochaetodus 1. Pronotum with posterior margin sinuous or with a distinctive medial projection; pronotal posterior angles nearly right��angled................................................................ 2 1 ���. Pronotum with posterior margin rounded; pronotal posterior angles rounded (Fig. 8).. .......................................................................................................... H. obscurus Arrow 2. Elytron with four distinctive, smooth, continuous carinae (including sutural carina); carinae extended from elytral base to declivious apical area (Figs. 3���4)........................ ............................................................................... H. erugocarinatus Ocampo sp. nov. 2 ���. Elytron without distinctive, continuous, smooth carinae.............................................. 3 3. Elytral shape globose; elytral disc convex; all five elytral carinae distinctively interrupted (Figs. 1, 2) ............................................................ H. disruptus Ocampo sp. nov. 3 ���. Elytral shape elongate; elytral disc nearly flat; one lateral, discal carina; carina continuous, not interrupted (Fig. 7) ................................................................ H. flaco Ocampo
Published as part of Ocampo, Federico C., 2006, Two new species of Hybochaetodus Arrow (Coleoptera: Scarabaeoidea: Hybosoridae: Anaidinae) from Peru, pp. 49-59 in Zootaxa 1304 on page 51, DOI: 10.5281/zenodo.173700