Jumping spiders (Araneae: Salticidae) of the Ndumo Game Reserve, Maputaland, South Africa
Author
Wesolowska, Wanda
Author
Haddad, Charles R.
text
African Invertebrates
2009
2009-06-30
50
1
13
103
journal article
2305-2562
Myrmarachne solitaria
Peckham & Peckham, 1903
Figs 124–126
Myrmarachne solitaria
: Peckham & Peckham 1903: 250
, pl. 29, fig. 5; Wanless 1978
b
: 75, fig. 46a–l.
See Wanless (1978
b
) for description of both sexes.
Redescription:
Female.
Measurements: Carapace length 1.9, width 1.0, height 0.6. Abdomen length 1.9, width 1.0. Eye field length 0.8, anterior width 0.9, posterior width 1.0.
Carapace with thoracic bump (
Fig. 124
), orange with darker margins of constriction, white hairs in constriction furrow, eyes surrounded by black rings. Mouthparts and sternum orange; chelicerae with six promarginal and five retromarginal teeth.Abdomen ovoid, anteriorly yellowish grey, posterior part dark grey, shining; spinnerets dark. Legs I whitish, with brown lines along lateral sides of femora, patellae and tibiae; metatarsi dark; legs II as first pair, but metatarsi light; legs III with brownish basal segments, tips of tibiae and distal segments light; last pair of legs similar to III, with light rings at middle of patellae and dark lines on sides of metatarsi. Epigyne small, with single pouch (
Fig. 125
); internal structure relatively simple (
Fig. 126
).
Material examined:
2^1 imm.
Eastern shore of Shokwe Pan,
26
°
52.516'S
:
32
°
12.407'E
,
A. xanthophloea
bark,
16.vi.2005
(NCA 2008/1859); 2ơ 1^same data but
24.i.2006
(NCA 2008/1867); 1^Near Fontana Camp,
A. tortilis
savannah,
26
°
52.072'S
:
32
°
09.545'E
, leaf litter with
Crematogaster
ants,
8.vii.2004
(NMSA 21869);
1^1 imm.
Southern shore of Hotwe Pan,
26
°
52.730'S
:
32
°
18.452'E
,
A. xanthophloea
bark,
7.ii.2005
(NCA 2008/645); 2ơ
1 imm.
same data but
22.vi.2005
(NCA 2008/650); 1ơ
1 imm.
same data but
27.i.2006
(NCA 2008/655); 1ơ 1^South-western shore of Banzi Pan,
26
°
53.118'S
:
32
°
16.927'E
,
A. xanthophloea
bark,
5.ii.2005
(NCA 2008/662); 4ơ
7 imm.
same data but
23.i.2006
(NCA 2008/1851);
1^2 imm.
Western shore of Nyamiti Pan,
26
°
53.767'S
:
32
°
16.557'E
,
A. xanthophloea
bark,
10.vii.2004
(NCA 2008/594);
2^2 imm.
same data but
23.i.2006
(NCA 2008/613).
Distribution: Species known only from
South Africa
.
Habitat and biology:This species was the most common
Myrmarachne
species
collected, and was often encountered on
A. xanthophloea
bark at various sites in the reserve. It was usually found near foraging
Crematogaster
ants, which it resembles.