Glenognatha, Simon, 1887

Jimmy Cabra-García & Antonio D. Brescovit, 2016, Revision and phylogenetic analysis of the orb-weaving spider genus Glenognatha Simon, 1887 (Araneae, Tetragnathidae), Zootaxa 4069 (1), pp. 1-183: 19-20

publication ID

http://doi.org/10.11646/zootaxa.4069.1.1

publication LSID

lsid:zoobank.org:pub:52FC658C-78C7-49FC-9961-8AC43CA03101

persistent identifier

http://treatment.plazi.org/id/8E0E8F67-7D00-FF9B-ACBA-0F16FA24D7CF

treatment provided by

Plazi

scientific name

Glenognatha
status

 

Key to Glenognatha  males

1 Chelicerae with a strong macrosetae ( Fig. 85DView FIGURE 85, 86A)............................................. G. hirsutissima 

- Chelicerae without such macrosetae ( Figs. 57 AView FIGURE 57, 61 AView FIGURE 61, 127 AView FIGURE 127).................................................. 2

2 Chelicerae with anterior tooth ( Figs. 68 AView FIGURE 68, 72 AView FIGURE 72, 90 AView FIGURE 90, 94 AView FIGURE 94, 98DView FIGURE 98)............................................... 3

- Chelicerae without anterior tooth ( Figs. 10 AView FIGURE 10, 15 AView FIGURE 15, 57 AView FIGURE 57, 61 AView FIGURE 61, 127 AView FIGURE 127)........................................... 9

3 Ret1 displaced to the posterior surface ( Figs. 68B –CView FIGURE 68)............................................. G. caparu  n. sp.

- Ret1 not displaced ( Figs. 72BView FIGURE 72, 90CView FIGURE 90, 94CView FIGURE 94)................................................................. 4

4 Prt1 enlarged relative to Prt2 and Prt3 ( Figs. 72 AView FIGURE 72, 94 AView FIGURE 94, 98DView FIGURE 98)................................................. 5

- Prt1 not enlarged ( Figs. 75EView FIGURE 75, 77EView FIGURE 77, 90AView FIGURE 90)................................................................... 7

5 Paracymbium with a rounded basal apophysis ( Fig. 73HView FIGURE 73)........................................ G. caaguara  n. sp.

- Paracymbium with a pointed basal apophysis ( Figs. 95FView FIGURE 95, 97HView FIGURE 97, 99HView FIGURE 99)............................................ 6

6 Embolus coiled, Prt1 strongly curved ( Figs. 98DView FIGURE 98, 99D –EView FIGURE 99)................................................ G. iviei 

- Embolus not coiled, Prt1 slightly curved ( Figs. 94AView FIGURE 94, 95D –EView FIGURE 95).......................................... G. heleios 

7 Paracymbium distal portion as long or longer than the tegulum as seen in retrolateral view ( Figs. 78HView FIGURE 78, 79CView FIGURE 79) G. camisea  n. sp.

- Paracymbium distal portion shorter than the tegulum as seen in retrolateral view.................................. 8

8 Conductor lamina excavated in dorsal view, retrolateral margin entire ( Figs. 91CView FIGURE 91, 92HView FIGURE 92)......................... G. foxi 

- Conductor lamina not excavated, retrolateral margin serrated ( Fig. 76CView FIGURE 76)............................. G. januari  n. sp.

9 Embolic medial groove limited to the inner surface of the embolus; paracymbium distal portion short ( Figs. 11HView FIGURE 11, 13AView FIGURE 13, 18A, DView FIGURE 18, 23D, HView FIGURE 23)........................................................................................... 10

- Embolic medial groove occupying the outer surface of the embolus; paracymbium distal portion long ( Figs. 28G –HView FIGURE 28, 49B, FView FIGURE 49, 54AView FIGURE 54, 64B –CView FIGURE 64, 74FView FIGURE 74, 92FView FIGURE 92, 97AView FIGURE 97, 112HView FIGURE 112)..................................................................... 12

10 Conductor lamina with a distal prolaterally oriented fold enclosing partially the embolus tip ( Figs. 18 A –BView FIGURE 18, 23D –GView FIGURE 23)..... 11

- Conductor lamina without such fold ( Figs. 13A –CView FIGURE 13)............................................ G. boraceia  n. sp.

11 Embolus tip twice coiled, with filiform projections ( Figs. 22DView FIGURE 22, 23G, M –PView FIGURE 23)............................ G. lacteovittata 

- Embolus tip uncoiled, without filiform projections ( Figs. 16DView FIGURE 16, 18A –BView FIGURE 18).............................. G. florezi  n. sp.

12 Carapace with pore-bearing and setae-bearing lateral depressions ( Figs. 29 A –C, E –FView FIGURE 29, 31 AView FIGURE 31, 38 AView FIGURE 38, 42 A –B, D –GView FIGURE 42)........ 13

- Carapace without such depressions ( Figs. 45 AView FIGURE 45, 50 AView FIGURE 50, 56 AView FIGURE 56, 118 AView FIGURE 118)............................................. 15

13 Conductor apical portion with well chitinized tooth-like projections ( Figs. 40FView FIGURE 40, 43GView FIGURE 43)....................... G. dentata 

- Conductor apical portion without such projections ( Figs. 28HView FIGURE 28, 37A –BView FIGURE 37)......................................... 14

14 Conductor lamina sinuous; sternum with rounded setae-bearing depressions ( Figs. 31CView FIGURE 31, 35 A –BView FIGURE 35, 37 AView FIGURE 37)...... G. argyrostilba 

- Conductor lamina not sinuous; sternum smooth ( Fig. 27BView FIGURE 27, 28HView FIGURE 28, 29DView FIGURE 29)...................................... G. tangi 

15 Chelicerae with enlarged Ret2 and Ret3, the latter being longer ( Figs. 123A –CView FIGURE 123)............................. G. minuta 

- Chelicerae otherwise ( Figs. 46BView FIGURE 46, 51BView FIGURE 51, 57BView FIGURE 57, 81BView FIGURE 81), if Ret2 and Ret3 are enlarged, the latter is subequal or shorter ( Figs. 115BView FIGURE 115, 119BView FIGURE 119, 127BView FIGURE 127)....................................................................................... 16

16. Chelicerae with enlarged Prt1, curved ( Fig. 65DView FIGURE 65)................................................... G. smilodon 

- Chelicerae with Prt1 not enlarged ( Figs. 46 AView FIGURE 46, 51 AView FIGURE 51, 57 AView FIGURE 57, 61 AView FIGURE 61)............................................... 17

17 Ret1 adjacent to the fang articulation, longer than the fang width ( Fig. 46BView FIGURE 46).......................... G. mendezi  n. sp.

- Ret1 not adjacent to the fang articulation ( Figs. 51BView FIGURE 51, 57BView FIGURE 57, 61BView FIGURE 61, 81BView FIGURE 81, 101CView FIGURE 101, 115BView FIGURE 115), if near to the fang articulation shorter than the fang width ( Figs. 106B –CView FIGURE 106, 111B –CView FIGURE 111)................................................................. 18

18 Embolus tip curved towards the conductor ( Figs. 82 AView FIGURE 82, 84 A –EView FIGURE 84).................................... G. vivianae  n. sp.

- Embolus tip otherwise................................................................................. 19

19 Ret2 straight ( Figs. 57BView FIGURE 57, 61BView FIGURE 61), if curved, apical portion mesally oriented ( Fig. 51BView FIGURE 51).............................. 20

- Ret2 curved, apical portion ectally oriented ( Figs. 101BView FIGURE 101, 106BView FIGURE 106, 111BView FIGURE 111, 115BView FIGURE 115)..................................... 22

20 Three promarginal teeth ( Figs. 51A, CView FIGURE 51)............................................................ G. gaujoni 

- Five or more promarginal teeth ( Figs. 57 A, CView FIGURE 57, 61 A, CView FIGURE 61)..................................................... 21

21 Conductor lamina with a long apical projection ( Figs. 58BView FIGURE 58, 59A –B)............................... G. patriceae  n. sp.

- Conductor lamina without such projection ( Figs. 62BView FIGURE 62, 64A –BView FIGURE 64)......................................... G. globosa 

22 Cheliceral basal segment with a sharpened projection in the distal margin ( Fig. 127AView FIGURE 127)...................... G. emertoni 

- Cheliceral basal segment without such projection ( Figs. 115 AView FIGURE 115, 119 AView FIGURE 119).......................................... 23

23 Ret2 abruptly curved ( Fig. 115BView FIGURE 115)............................................................. G. gouldi  n. sp.

- Ret2 gradually curved ( Figs. 101BView FIGURE 101, 106BView FIGURE 106, 119BView FIGURE 119).......................................................... 24

24 Embolus longer than the conductor in ventral view ( Figs. 120A, EView FIGURE 120)................................. G. timbira  n. sp.

- Embolus subequal to the conductor in ventral view ( Figs. 109A –CView FIGURE 109, 113F –H).................................... 25

25 Conductor lamina with a thin apical projection ( Figs. 102BView FIGURE 102, 104FView FIGURE 104)..................................... G. australis 

- Conductor lamina apical portion otherwise ( Figs. 107BView FIGURE 107, 112BView FIGURE 112)............................................... 26

26 Clypeus strongly projected ( Fig. 110BView FIGURE 110)............................................................ G. gloriae 

- Clypeus slightly projected ( Fig. 105BView FIGURE 105)........................................................... G. spherella