Guadana Rheims 2010
Creators: name: Rheims, Cristina A.
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Sparassidae
Guadana

description: Identification key for all known species of Guadana
1 Males .............................................................................................. 2
- Females........................................................................................... 11
2(1) Embolus gently curved retrolaterally, without basal projection (Figs 74−76)....................................... 3
- Embolus strongly curved prolaterally, with basal projection (Figs 67−73)......................................... 5
3(2) DTA with ridged margin and no keels (Figs 62−63).......................................................... 4
- DTA with smooth margins and long ventral keel (Fig. 64, Rheims 2010a: fig. 29)........................ G. tambopata
4(3) Ridged margin long, with several ridges (more than 10) distributed throughout more than half DTA length (Fig. 63, Rheims 2010a: fig. 24); dRTA distally bifid (Rheims 2010a: fig. 25)............................................. G. quillu
- Ridged margin short, with few ridges (4 or 5) distributed along less than ¼ DTA length (Fig. 62, Rheims 2010a: fig. 22); dRTA distally trifid (best seen in retrolateral view) (Rheims 2010a: fig. 23).................................. G. panguana
5(2) Conductor distally widened (Fig. 32, Rheims 2010a: fig. 34)................................................... 6
- Conductor with the same width throughout its entire length (Figs 2, 18, 44)....................................... 7
6(5) dRTA bearing two small, thorn-like projections at tip (Figs 32, 41); embolus with basal projection membranous at center (Figs 32, 41, 72).............................................................................. G. ucayali sp. n.
- dRTA bearing single hook-like projection at tip (Rheims 2010a: fig. 34); embolus with basal projection sclerotized (Fig. 76, Rheims 2010a: fig. 34).......................................................................... G. urucu
7(5) Embolus with basal projection single (Figs 67−69, 71−73).................................................... 8
- Embolus with basal projection bifid with one branch blunt, with long prolateral fold and another distally widened, with pointed tip (Figs 44, 53, 70).................................................................. G. muirapinima sp. n.
8(7) Embolus tip with sub-distal keel (Figs 67−68)............................................................... 9
- Embolus tip with subdistal projection (Figs 69, 71).......................................................... 10
9(8) vRTA and dRTA similar sized in retrolateral view (Figs 19, 28); embolus with basal projection with jagged margin (Figs 18, 27, 68).................................................................................... G. arawak sp. n.
- vRTA smaller than dRTA in retrolateral view (Fig. 2−3); embolus with basal projection with smooth margin (Figs 2, 11, 67)..................................................................................... G. alpahuayo sp. n.
10(8) dRTA slender, hook-shaped and vRTA triangular (in ventral view) (Rheims 2010a: fig. 20); embolus with basal projection wider than long (Fig. 71, Rheims 2010a: fig. 20).......................................................... G. neblina
- dRTA wide, medially bent at roughly 90° and vRTA (in retrolateral view) squared (in ventral view) (Rheims 2010a: figs 13−14); embolus with basal projection longer than wide (Fig. 69, Rheims 2010a: fig. 13)......................... G. manauara
11(1) MS without epigynal pockets (Rheims 2010a: figs 26, 31).................................................... 12
- MS bearing medial or anterior epigynal pockets (Figs 4, 15, 29, Rheims 2010a: 17)................................ 13
12(11) Epigynal ledges running posteriorly to half the epigyne length, then curving laterally; MS with median U-shaped flaps (Rheims 2010a: fig. 31); internal ducts strongly convoluted close to FD (Rheims 2010a: fig. 32)................... G. tambopata
- Epigynal ledges running posteriorly and curving anteriorly close to posterior margin; MS smooth (Rheims 2010a: fig. 26); internal ducts slightly widened close to FD (Rheims 2010a: fig. 29)....................................... G. quillu
13(11) MS with paired epigynal pockets (Figs 4, 15, Rheims 2010a: fig. 17)........................................... 14
- MS with single epigynal pocket (Figs 29, 46, Rheims 2010a: fig. 36)........................................... 16
14(13) MS with epigynal pockets connected medially, opening anteriorly (Fig. 4; Rheims 2010a: fig. 17); internal ducts running medially from CO, then posteriorly to SP (Fig. 5; Rheims 2010a: fig. 19)........................................... 15
- MS with epigynal pockets not connected medially, opening posteriorly (Figs 15, 24); internal ducts running anteriorly from CO then posteriorly to SP (Figs 16, 25)........................................................ G. amendoim sp. n.
15(14) MS roughly rectangular, slightly wider anteriorly; epigynal pockets roughly two times wider than long (Figs 4, 13)............................................................................................ G. alpahuayo sp. n.
- MS roughly trapezoid, widest posteriorly; epigynal pockets roughly four times wider than long (Rheims 2010a: fig. 17)............................................................................................. G. manauara
16(13) MS with epigynal pockets as wide as long or slightly longer than wide (Figs 29, 38; Rheims 2010a: fig. 36)............ 17
- MS with epigynal pockets much wider than long (Figs 46, 55)................................ G. muirapinima sp. n.
17(16) MS at least three times wider anteriorly with curved epigynal ledges (Rheims 2010a: 36); internal ducts running mediad, then posteriad, then laterad from CO to slightly convoluted SP (Rheims 2010a: fig. 37)........................... G. urucu
- MS one and a half times wider anteriorly without curved epigynal ledges (Figs 29, 38); internal ducts running sinuously posteriad towards U-shaped SP (Figs 30, 39)........................................................ G. mapia sp. n.
description: Published as part of Rheims, Cristina A., 2021, The Neotropical genera Guadana Rheims, 2010 and Sparianthina Banks, 1929 (Araneae: Sparassidae: Heteropodinae), pp. 401-431 in Zootaxa 5061 (3) on pages 402-403, DOI: 10.11646/zootaxa.5061.3.1, http://zenodo.org/record/5649711