Description of a new species of the Afrotropical spider genus Afroneutria (Araneae, Ctenidae)
Author
Polotow, Daniele
Author
Jocqué, Rudy
text
Zootaxa
2016
4205
4
395
400
journal article
10.11646/zootaxa.4205.4.8
18245113-18db-4e94-8842-b55999c47d2a
1175-5326
197209
F3AC7A9A-28D0-4A2A-9AE0-26E99CBAA7D2
Key to
Afroneutria
species
1. Males...............................................................................................2
- Females.............................................................................................7
2. RTA directed forward and reaching cymbium (
Polotow & Jocqué 2015: fig. 5A
)...................................3
- RTA not reaching cymbium, either short or directed sideward (
Fig. 9
)............................................4
3. Embolus tip with anterior prong thin and much longer than posterior one; insertion of RTA near distal margin of tibia (
Polotow & Jocqué 2015: fig. 5A
); tibia with two long pro- and retrolateral spines...........................
A. immortalis
(Arts)
-
Embolus tip with short and broad prongs; insertion of RTA somewhat behind anterior margin of tibia (
Polotow & Jocqué 2015: fig. 11A
); tibia with one long lateral spine...........................................
A. hybrida
Polotow & Jocqué
4. MA straight; embolus not bifid but with posterior indentation near tip (
Fig. 9
).......................
A. tanga
new species
- MA sinuous; embolus bifid at tip (
Polotow & Jocqué 2015: fig. 7A
).............................................5
5. Posterior prong of embolus tip thin, curved and clearly longer than anterior prong; RTA small and narrow (
Polotow & Jocqué 2015: fig. 7A
); venter of the opisthosoma without black area (
Polotow & Jocqué 2015: fig. 6B
).....
A. erythrochelis
(Simon)
- Anterior prong of embolus tip the longest or both prongs of the same size; RTA large and broad (
Polotow & Jocqué 2015: figs 3A, 9A
); venter of the opisthosoma with dark area (
Polotow & Jocqué 2015: figs 2B, 8B
)............................6
6. Prongs of embolus tip of the same length; RTA with sharp superior and inferior tips (
Polotow & Jocqué 2015: fig. 3A
); venter of the opisthosoma with small black area not surpassing the middle, with two spots (
Polotow & Jocqué 2015: fig. 2B
)....................................................................................
A. velox
(Blackwall)
- Anterior prong of embolus tip clearly longer than posterior one; RTA with sinuous, serrated distal margin (
Polotow & Jocqué 2015: fig. 9A
); venter of the opisthosoma with large black area surpassing the middle, with four spots (
Polotow & Jocqué 2015: fig. 8B
)...........................................................
A. quadrimaculata
Polotow & Jocqué
7. Lateral projections sharp and strongly converging in an angle of 45° to the longitudinal axis; median sector fairly narrow, smoothly rounded towards narrow base (
Polotow & Jocqué 2015: fig. 5D
); venter of the opisthosoma entirely black (
Polotow & Jocqué 2015: fig. 4D
).................................................................
A.immortalis
(Arts)
- Lateral projections blunt and less strongly converging (± 30°) to the longitudinal axis; median sector different from the described above (
Fig. 10
;
Polotow & Jocqué 2015
: figs 3D, 7C, 9D).............................................8
8. Median sector broad (L/W in the middle = 1.8); copulatory ducts ending in a close spire (
Polotow & Jocqué 2015: figs 7C–D
); venter pale with a few darker spots (
Polotow & Jocqué 2015: fig. 6D
)...............................
A. erythrochelis
- Median sector narrower (L/W in the middle> 2.5); copulatory ducts not ending in close spire (
Figs 10–11
;
Polotow & Jocqué 2015
: figs 3D–E; 9D–E); venter with black area (
Fig. 4
;
Polotow & Jocqué 2015
: figs 2D, 8D)........................9
9. Median sector with strongly tapered anterior and rectangular posterior parts; copulatory ducts without forward running stretch (
Polotow & Jocqué 2015: fig. 3D–E
); black area of abdominal venter not extended beyond the middle (
Polotow & Jocqué 2015: fig. 2D
)..................................................................................
A. velox
- Median sector differently shaped; copulatory ducts with distal part running forward before connecting to the spermathecae (
Polotow & Jocqué 2015: figs 9D–E
); ventral dark area of the opisthosoma venter extended beyond the middle (
Polotow & Jocqué 2015: fig. 8D
).................................................................................10
10. Median sector narrow (L/W in the middle ± 3.5); copulatory ducts running forward and towards the middle before connection to the spermathecae, which are less than half their diameter apart (
Polotow & Jocqué 2015: figs 9D–E
); ventral black area of the opisthosoma extended beyond the middle (
Polotow & Jocqué 2015: fig. 8D
)......
A. quadrimaculata
Polotow & Jocqué
- Median sector wider (L/W in the middle ± 2.6); copulatory ducts running forward but not towards the middle before connection to the spermathecae, which are their diameter apart (
Figs 10–11
); venter of the opisthosoma with black area anterior to the epigastric furrow (
Fig. 4
)...............................................................
A. tanga
new species