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

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

publication LSID

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

DOI

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

persistent identifier

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

treatment provided by

Felipe

scientific name

Glaresis
status

 

Key to species of Glaresis View in CoL - Mendica Group

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

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

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

— Metasternal groove deep, distinct, sides abrupt, ridged ( Fig. 27D View 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. 21F View Figures 21 ); Texas ................................... G. texana Gordon View in CoL

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

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

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

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

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

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

— Posteriosuperior metatrochanteral surface with single tooth ( Fig. 20C View Figures 20 ); median lobe of male genitalia slender, apically acute ( Fig. 20E View Figures 20 ) ............................................. G. howdeni Gordon View in CoL

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

— Posterosuperior metatrochanteral surface with single tooth ( Fig. 27G View 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. 26F View Figures 26 ); southern California ............................................................................ G. bautista View in CoL , n. sp.

— Metasternal sculpture with carinae irregular, dense; pronotal carinae closely spaced; male genitalia not as described for G. bautista View in CoL ; not known from southern California ................................... 9

9(8). Metatasternal sculpture irregular, forming reticulate pattern extended from apex to metacoxal cavity of metasternum ( Fig. 24D View Figures 24 ); apical trochanteral margin with small teeth, teeth often not visible; male genitalia with basal lobe broad, apically rounded ( Fig. 24E View Figures 24 ); Arizona, California, Mexico............................................................................................................ G. mendica Horn View in CoL

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

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

— Posteromedian lateral projection of metatibia small, not pronounced ( Fig.20F View 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. 30D View Figures 30 ); southeast Texas ........................................................................... G. tumida View in CoL , 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 View Figures 28 ) ; posterior metatrochanteral margin serrate with several small teeth; median lobe of male genitalia wide, not “pinched” medially ( Fig. 28F View Figures 28 ); New Mexico, west Texas .............. G. caenulenta View in CoL , n. sp.

Posterosuperior metafemoral margin without tooth, or occasionally with single, tiny, indistinct tooth ; posterior metatrochanteral margin with 3 small teeth ( Fig. 27G View Figures 27 ); median lobe of male genitalia slender, “pinched” medially ( Fig. 17E View Figures 17 ); Arizona ....................... G. gordoni Warner View in CoL

13(1). Tubercles in median emargination of clypeal apex large, pronounced, tooth—like ( Fig. 34B View Figures 34 ); metasternal groove widened from base to apex, apex extremely wide, nearly reaching metipimeron ( Fig. 34D View Figures 34 ); Costa Rica.......................................................................... G. costaricensis View in CoL , n. sp.

— Tubercles in median emargination of clypeal apex small, tubercles irregular but more or less equal in size across apical margin ( Fig. 33B View Figures 33 ); metasternal groove not extremely widened, apex not approaching metepimeron ................................................................................................. 14

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

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

— Metasternal surface with pronounced carinae arranged in reticulate pattern ( Fig. 32D View Figures 32 ); surface of metafemur coarsely microreticulate; Puebla, Mexico.............................. G. donaldi View in CoL , n. sp.

16(14). Posterior margin of metatrochanter with series of large tubercles, second tubercle to trochanteral margin pronounced, tooth—like ( Fig. 31F View Figures 31 ); surface of clypeus, apical portion of frons with large, dense tubercles ( Fig. 31B View Figures 31 ); Guatemala.............................................. G. dentata View in CoL , n. sp.

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

Kingdom

Animalia

Phylum

Arthropoda

Class

Insecta

Order

Coleoptera

Family

Glaresidae

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