Glaresis, Erichson, 1848

Gordon, Robert D. & Hanley, Guy A., 2014, Systematic revision of American Glaresidae (Coleoptera: Scarabaeoidea), Insecta Mundi 2014 (333), pp. 1-91: 31-32

publication ID

http://doi.org/10.5281/zenodo.4645613

publication LSID

lsid:zoobank.org:pub:112A1F0B-1A82-4672-842B-A79A21F251D6

DOI

http://doi.org/10.5281/zenodo.4645752

persistent identifier

http://treatment.plazi.org/id/03943535-FFE7-4D18-E6CA-ED1EFA36F91D

treatment provided by

Felipe

scientific name

Glaresis
status

 

Key to species of Glaresis  - Mendica Group

1. Mesotibial apex strongly projecting laterally, projection apically acute ( Fig. 34CView Figures 34); metatibia abruptly widened before apex; Mexico, Central America; subgroup C ................................... 12

— Mesotibial apex weakly projecting laterally, projection rounded ( Fig. 29DView Figures 29) (except G. confusa  , G. falli  , and G. texana  with apex strongly projecting, apically acute); metatibia gradually widened from base to apex ( Fig. 19GView Figures 19); Mexico, Canada, United States; subgroups A, B ..................... 2

2(1). Metasternal groove shallow, at least inner border of groove tapered ( Fig. 19DView Figures 19); subgroup A .. 3

— Metasternal groove deep, distinct, sides abrupt, ridged ( Fig. 27DView Figures 27); 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. 21FView Figures 21); Texas ................................... G. texana Gordon 

— Outer margin of metatibia with distinct posteromedian lateral projecton ( Fig. 20FView Figures 20); not known from Texas .................................................................................................................................. 4

4(3). Clypeal apex with large, widely spaced tubercles medially ( Fig. 23BView Figures 23); metatibial posteromedian lateral projection large, apically bifid ( Fig. 23FView Figures 23) ............................................... G. falli  , n. sp.

— Clypeal apex with small, evenly spaced tubercles throughout ( Fig. 22BView Figures 22); metatibial posteromedian lateral projection small, tooth—like ( Fig. 22FView Figures 22) ........................................................................ 5

5(4). Tubercles on head surface small, sparse ( Fig. 22BView Figures 22); apex of mesotibia strongly projecting, apically acute; Alberta, Colorado, Utah ................................................................... G. confusa Brown 

— Tubercles on head large, dense ( Fig. 19BView Figures 19); apex of mesotibia not strongly projecting, apically rounded ....................................................................................................................................... 6

6(5). Posterosuperior metatrochanteral surface with 2 teeth ( Fig. 19CView Figures 19); median lobe of male genitalia wide, apex broadly rounded ( Fig. 19EView Figures 19) ..................................................... G. california  , n. sp.

— Posteriosuperior metatrochanteral surface with single tooth ( Fig. 20CView Figures 20); median lobe of male genitalia slender, apically acute ( Fig. 20EView Figures 20) ............................................. G. howdeni Gordon 

7(2). Posterosuperior metatrochanteral surface with 2 teeth ( Fig. 24GView Figures 24) ............................................ 8

— Posterosuperior metatrochanteral surface with single tooth ( Fig. 27GView Figures 27) .................................. 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. 26FView Figures 26); 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. 24DView Figures 24); apical trochanteral margin with small teeth, teeth often not visible; male genitalia with basal lobe broad, apically rounded ( Fig. 24EView Figures 24); Arizona, California, Mexico............................................................................................................ G. mendica Horn 

Metasternal sculpture irregular, not forming reticulate pattern, not extended to metacoxal cavity ( Fig. 25DView Figures 25)  ; apical trochanteral margin with several distinct teeth; male genitalia with basal lobe narrow, apically acute ( Fig. 25EView Figures 25); California, Idaho, Nevada, Wyoming ........................... ............................................................................................................. G. paramendica  , n. sp.

10(7). Posteromedian lateral projection of metatibia large, pronounced ( Fig. 29FView Figures 29); surface sculpture of frons and vertex composed of dense raised, irregular ridges coalesced into a reticulate pattern ( Fig. 29BView Figures 29); Baja California Sur ................................................................. G. australis  . n. sp.

— Posteromedian lateral projection of metatibia small, not pronounced ( Fig.20FView Figures 20); 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. 30DView Figures 30); 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. 28HView Figures 28)  ; posterior metatrochanteral margin serrate with several small teeth; median lobe of male genitalia wide, not “pinched” medially ( Fig. 28FView Figures 28); 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. 27GView Figures 27); median lobe of male genitalia slender, “pinched” medially ( Fig. 17EView Figures 17); Arizona ....................... G. gordoni Warner 

13(1). Tubercles in median emargination of clypeal apex large, pronounced, tooth—like ( Fig. 34BView Figures 34); metasternal groove widened from base to apex, apex extremely wide, nearly reaching metipimeron ( Fig. 34DView Figures 34); 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. 33BView Figures 33); metasternal groove not extremely widened, apex not approaching metepimeron ................................................................................................. 14

14(13). Metatibia with posterolateral projection ( Fig. 33HView Figures 33); southern Mexico.................................... 15

— Metatibia without posterolateral projection, lateral flange usually serrate with small teeth ( Fig. 35FView Figures 35); 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. 33GView Figures 33); Zacateca, Mexico................................ ...................................................................................................................... G. zacateca  , n. sp.

— Metasternal surface with pronounced carinae arranged in reticulate pattern ( Fig. 32DView Figures 32); 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. 31FView Figures 31); surface of clypeus, apical portion of frons with large, dense tubercles ( Fig. 31BView Figures 31); Guatemala.............................................. G. dentata  , n. sp.

— Posterior margin of metatrochanter smooth, without tubercles ( Fig. 35FView Figures 35); surface of clypeus and anteromedian portion of frons densely, finely rugose, with small, sparse tubercles ( Fig. 35BView Figures 35); Mexico, Coahuila ........................................................................................... G. limbata  , n. sp.