Hybochaetodus

Ocampo, Federico C., 2006, Two new species of Hybochaetodus Arrow (Coleoptera: Scarabaeoidea: Hybosoridae: Anaidinae) from Peru, Zootaxa 1304, pp. 49-59 : 51

Key to species of Hybochaetodus

1. Pronotum with posterior margin sinuous or with a distinctive medial projection; pronotal posterior angles nearly right­angled................................................................ 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

Figures

FIGURE 7 – 8. 7, Hybochaetodus flaco Ocampo; 8, Hybochaetodus obscurus Arrow.

FIGURES 3 – 4. Hybochaetodus erugocarinatus Ocampo sp. nov.