Systematic revision of American Glaresidae (Coleoptera: Scarabaeoidea) Author Gordon, Robert D. Author Hanley, Guy A. text Insecta Mundi 2014 2014-01-10 2014 333 1 91 journal article 10.5281/zenodo.4645613 1942-1354 4645613 112A1F0B-1A82-4672-842B-A79A21F251D6 Key to species groups of American Glaresis 1. Surface of pronotum and elytra with small, widely spaced, round tubercles, each bearing long, semi-erect seta ( Fig. 1A ); posterolateral pronotal angle produced, flanged ( Fig. 1E ); South America ................................................................................ Glaresis - Pardoalcaidei Group — Surface of pronotum and elytra with somewhat elongate tubercles, usually with ridges rather than tubercles; posterolateral pronotal angle not produced; north of Panama ...................... 2 2(1). Clypeal apex straight, widely flattened, smooth, angled posteriorly ( Fig. 2B ); pronotal foveae completely lacking ( Fig. 2C ); metatibia deeply incised apically on inner and outer margins ( Fig. 2G ) ....................................................................................... Glaresis - Ecostata Group — Clypeal apex usually medially emarginate or sinuate, not angled posteriorly; pronotal foveae distinctly visible or deeply impressed; metatibia not incised apically on inner and outer margins ..................................................................................................................................................... 3 3(2). Pronotal fovea deeply impressed ( Fig. 27C ); elytral striae strongly, nearly continuously carinate ( Fig. 21A ); metatasternal groove distinct, shallow or deep ( Fig. 21D , 27D ); posterolateral emargination of mesotibia with 3 or 4 short, widely spaced spines ( Fig. 28D ) ......................... ........................................................................................................ Glaresis - Mendica Group — Pronotal foveae weakly impressed ( Fig. 13C ) or strongly impressed (inducta group); elytral striae rounded or weakly carinate (except G . inducta and G . canadensis ); metasternal groove indistinct or not discernable (except G . sabulosa ); posterolateral emargination of mesotibia with more than 4 or more spines, spines usually long ............................................................................... 4 4(3). Clypeal apex flat ( Fig. 7B ); Mesotibial apex strongly produced, apex somewhat acute (except G . clypeata ) ( Fig. 8D ); posterior margin of metafemur usually with tooth or angulation next to trochanter ( Fig. 7G ) ................................................................... Glaresis - Phoenicis Group — Clypeal apex narrowly, weakly raised ( Fig. 17B ): Mesotibial apex weakly produced, apex rounded ( Fig. 17D ); posterior margin of metafemur without tooth or angulation next to trochanter ( Fig. 17G ) ........................................................................................ Glaresis - Inducta Group