Glaresis

Paulsen, M. J., 2016, Two new species of South American Glaresidae (Coleoptera: Scarabaeoidea), Zootaxa 4154 (5), pp. 595-600 : 599

Key to South American species of Glaresis

1. Robust, usually much larger species (~ 4–6 mm). Pronotum strongly convex; median longitudinal furrow and foveae indistinct; surface with large, round tubercles............................................... G. pardoalcaidei Martínez et al.

1´. Elongate, smaller species (~ 4 mm or less). Pronotum not strongly convex and with distinct median longitudinal furrow and foveae; surface with small, indistinct tubercles at setal bases or distinctly elongate tubercles.......................... 2

2. Elytral setae fine, short, almost indistinct. Metafemora ventrally with interrupted carina appearing as two tubercles ( Fig. 5)..................................................................................... Glaresis smithi Paulsen

2´. Elytral setae coarse, long, and distinct. Metafemora not as above................................................ 3

3. Larger species (~ 4 mm), external tooth of metatibia strong, carina extending onto ventral surface ( Fig. 6). Atacama region of Chile, Peru...................................................................... Glaresis mondacai Paulsen. ............................................................................. Glaresis fritzi Martínez et al.

3´. Smaller species (~ 3.5 mm), external tooth of metatibia moderate, carina not extending onto ventral surface (Fig. X). Argentina.......................................................................................... Glaresis fritzi