Glaresis Erichson 1848
Creators: name: Gordon, Robert D.
name: Hanley, Guy A.
Publisher: name: Zenodo
Year: 2014
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Glaresidae
Glaresis

description: Key to species of Glaresis - Mendica Group   
 1. Mesotibial apex strongly projecting laterally, projection apically acute (Fig. 34C); metatibia abruptly widened before apex; Mexico, Central America; subgroup C................................... 12   
 — Mesotibial apex weakly projecting laterally, projection rounded (Fig. 29D) (except G. confusa , G. falli , and G. texana with apex strongly projecting, apically acute); metatibia gradually widened from base to apex (Fig. 19G); Mexico, Canada, United States; subgroups A, B..................... 2   
 2(1). Metasternal groove shallow, at least inner border of groove tapered (Fig. 19D); subgroup A.. 3   
 — Metasternal groove deep, distinct, sides abrupt, ridged (Fig. 27D); subgroup B....................... 7   
 3(2). Outer margin of metatibia with series of small, regular teeth from base to apex, without large posteromedian lateral projection (Fig. 21F); Texas................................... G.  texana Gordon    
 — Outer margin of metatibia with distinct posteromedian lateral projecton (Fig. 20F); not known from Texas.................................................................................................................................. 4   
 4(3). Clypeal apex with large, widely spaced tubercles medially (Fig. 23B); metatibial posteromedian lateral projection large, apically bifid (Fig. 23F)............................................... G. falli , n. sp.   
 — Clypeal apex with small, evenly spaced tubercles throughout (Fig. 22B); metatibial posteromedian lateral projection small, tooth—like (Fig. 22F)........................................................................ 5   
 5(4). Tubercles on head surface small, sparse (Fig. 22B); apex of mesotibia strongly projecting, apically acute; Alberta, Colorado, Utah...................................................................  G. confusa Brown    
 — Tubercles on head large, dense (Fig. 19B); apex of mesotibia not strongly projecting, apically rounded....................................................................................................................................... 6   
 6(5). Posterosuperior metatrochanteral surface with 2 teeth (Fig. 19C); median lobe of male genitalia wide, apex broadly rounded (Fig. 19E).....................................................  G. california , n. sp.    
 — Posteriosuperior metatrochanteral surface with single tooth (Fig. 20C); median lobe of male genitalia slender, apically acute (Fig. 20E).............................................  G. howdeni Gordon    
 7(2). Posterosuperior metatrochanteral surface with 2 teeth (Fig. 24G)............................................ 8   
 — Posterosuperior metatrochanteral surface with single tooth (Fig. 27G).................................. 10   
 8(7). Metasternal sculpture with carinae straight, not irregular, pronotal carinae distinctly spaced, not dense; male genitalia with basal lobe slender, narrowed in basal 1/3, apex rounded (Fig. 26F); southern California............................................................................ G. bautista, n. sp.   
 — Metasternal sculpture with carinae irregular, dense; pronotal carinae closely spaced; male genitalia not as described for G. bautista; not known from southern California................................... 9   
 9(8). Metatasternal sculpture irregular, forming reticulate pattern extended from apex to metacoxal cavity of metasternum (Fig. 24D); apical trochanteral margin with small teeth, teeth often not visible; male genitalia with basal lobe broad, apically rounded (Fig. 24E); Arizona, California, Mexico............................................................................................................  G. mendica Horn    
 — Metasternal sculpture irregular, not forming reticulate pattern, not extended to metacoxal cavity (Fig. 25D); apical trochanteral margin with several distinct teeth; male genitalia with basal lobe narrow, apically acute (Fig. 25E); California, Idaho, Nevada, Wyoming........................................................................................................................................  G. paramendica, n. sp.    
 10(7). Posteromedian lateral projection of metatibia large, pronounced (Fig. 29F); surface sculpture of frons and vertex composed of dense raised, irregular ridges coalesced into a reticulate pattern (Fig. 29B); Baja California Sur.................................................................  G. australis. n. sp.    
 — Posteromedian lateral projection of metatibia small, not pronounced (Fig.20F); surface sculpture of frons and vertex reduced, if ridges present then not forming a reticulate pattern; United States......................................................................................................................................... 11   
 11(10). Metasternum tumid, protuberant, with heavy, somewhat reticulate surface sculpture laterally (Fig. 30D); southeast Texas...........................................................................  G. tumida, n. sp.    
 — Metasternum flat or medially concave, surface sculpture comparatively light, not forming reticulate pattern; not known from southeast Texas.............................................................................. 12   
 12(11). Posterosuperior metafemoral margin with single small tooth (Fig. 28H); posterior metatrochanteral margin serrate with several small teeth; median lobe of male genitalia wide, not “pinched” medially (Fig. 28F); New Mexico, west Texas..............  G. caenulenta , n. sp.    
 — Posterosuperior metafemoral margin without tooth, or occasionally with single, tiny, indistinct tooth; posterior metatrochanteral margin with 3 small teeth (Fig. 27G); median lobe of male genitalia slender, “pinched” medially (Fig. 17E); Arizona.......................  G. gordoni Warner    
 13(1). Tubercles in median emargination of clypeal apex large, pronounced, tooth—like (Fig. 34B); metasternal groove widened from base to apex, apex extremely wide, nearly reaching metipimeron (Fig. 34D); Costa Rica..........................................................................  G. costaricensis, n. sp.    
 — Tubercles in median emargination of clypeal apex small, tubercles irregular but more or less equal in size across apical margin (Fig. 33B); metasternal groove not extremely widened, apex not approaching metepimeron................................................................................................. 14   
 14(13). Metatibia with posterolateral projection (Fig. 33H); southern Mexico.................................... 15   
 — Metatibia without posterolateral projection, lateral flange usually serrate with small teeth (Fig. 35F); not known from southern Mexico.................................................................................. 16   
 15(14). Metasternal surface lacking pronounced carinae arranged in reticulate pattern; surface of metafemur finely rugose, appearing smooth (Fig. 33G); Zacateca, Mexico......................................................................................................................................................  G. zacateca, n. sp.    
 — Metasternal surface with pronounced carinae arranged in reticulate pattern (Fig. 32D); surface of metafemur coarsely microreticulate; Puebla, Mexico..............................  G. donaldi, n. sp.    
 16(14). Posterior margin of metatrochanter with series of large tubercles, second tubercle to trochanteral margin pronounced, tooth—like (Fig. 31F); surface of clypeus, apical portion of frons with large, dense tubercles (Fig. 31B); Guatemala..............................................  G. dentata, n. sp.    
 — Posterior margin of metatrochanter smooth, without tubercles (Fig. 35F); surface of clypeus and anteromedian portion of frons densely, finely rugose, with small, sparse tubercles (Fig. 35B); Mexico, Coahuila........................................................................................... G. limbata , n. sp.
description: Published as part of Gordon, Robert D. & Hanley, Guy A., 2014, Systematic revision of American Glaresidae (Coleoptera: Scarabaeoidea), pp. 1-91 in Insecta Mundi 2014 (333) on pages 31-32, DOI: 10.5281/zenodo.4645613