The Neotropical genera Guadana Rheims, 2010 and Sparianthina Banks, 1929 (Araneae: Sparassidae: Heteropodinae)
Author
Rheims, Cristina A.
text
Zootaxa
2021
2021-11-05
5061
3
401
431
journal article
3577
10.11646/zootaxa.5061.3.1
72f4b355-ff3e-4ca2-b6be-b6ef2b406c6c
1175-5326
5649711
14E73644-BF88-4999-887D-827553A372E1
Identification key for all known species of
Sparianthina
1 Males
.............................................................................................. 2
- Females........................................................................................... 10
2(1) Embolus with medial spine-like projection (
Figs 103−104, 108, 109
)............................................ 3
- Embolus without medial spine-like projection (
Figs 105−107, 110−111
).......................................... 6
3(2) Embolus with basal projection single, filiform (
Figs 103−104, 109
).............................................. 4
- Embolus with basal projection bifid with one branch laminar and distally blunt and one branch pointed (
Fig. 108
;
Jäger
et al.
2009
: figs 22−23).............................................................................
S. pumilla
4(3) RTA subdistally bifid, with ventral branch shorter than dorsal branch (
Jäger
et al.
2009
: figs 69−70, 72−73); embolus two and a half times longer than wide (
Figs 104, 109
)............................................................... 5
- RTA subdistally bifid, with ventral branch longer and wider than dorsal branch (
Jäger
et al.
2009
: figs 66−67) embolus almost as wide as long (
Fig. 103
).........................................................................
S. adisi
5(4) RTA distally blunt in retrolateral view (
Jäger
et al.
2009
: fig 70); DTA pointing retrolaterad (
Fig. 95
)..........
S. deltshevi
- RTA distally pointed in retrolateral view (
Jäger
et al.
2009
: fig.73); DTA pointing anteriad (
Fig. 100
)..........
S. saaristoi
6(2) Embolus with basal projection single (
Figs 103−107, 109−110
)................................................. 7
- Embolus with basal projection bifid, with one branch short, laminar and distally curved and one larger slightly concave (
Fig. 111
)......................................................................................
S. soca
sp. n.
7(6) DTA without projections (
Figs 96, 98, 101
)................................................................. 8
- DTA with subdistal triangular projection (
Fig. 97
).....................................................
S. milleri
8(7) DTA not strongly curved retrolaterally (
Figs 98, 101
); embolus with wide base, abruptly narrowed towards tip (
Figs 107, 110
) ................................................................................................... 9
- DTA C-shaped, strongly curved retrolaterally; embolus gradually tapering (
Figs 96
,
105
).......................
S. gaita
9(8) Embolus with rectangular base and basal projection gutter-shaped (
Fig. 107
); DTA gently curved (
Fig. 98
).......
S. parang
- Embolus with elliptical base and basal projection straight and laminar (
Fig. 110
); DTA strongly bent dorsally (
Fig. 101
)............................................................................................
S. selenopoides
10(1) Median septum with well-defined anterior atrium (
Figs 83
,
113−116
); internal ducts strongly convoluted (
Figs 84−85
;
Jäger
et al.
2009
: figs 15, 29, 59;
Rheims 2011
: fig. 5)............................................................. 11
- Median septum without well-defined anterior atrium (
Fig. 112
); internal ducts not convoluted (
Rheims 2011
: figs 13−14).................................................................................................
S. gaita
11(10) Lateral lobes converging and touching posteriorly (
Figs 113−114
).............................................. 12
- Lateral lobes not touching posteriorly (
Figs 83
,
115−116
).................................................... 13
12(11) Median septum gradually narrowing posteriorly from anterior atrium (
Fig. 114
); glandular projection rounded, short (
Rheims 2011
: fig. 5)..................................................................................
S. parang
- Median septum constricted by lateral lobes close to anterior atrium (
Fig. 113
); glandular projection long, cylindrical (
Jäger et al 2009
: figs 59−60).............................................................................
S. milleri
13(11) Lateral lobes touching each other medially (
Figs 115−116
)................................................... 14
- Lateral lobes not touching each other (
Fig. 83
)..................................................
S. boyaca
sp. n.
14(13) Anterior atrium rectangular, two times wider than long (
Fig. 116
)....................................
S. selenopoides
- Anterior atrium slightly rounded, as wide as long (
Fig. 115
)............................................
S. pumilla