Cyrba nigrimana Simon, 1900

Wesolowska, Wanda & Haddad, Charles R., 2009, Jumping spiders (Araneae: Salticidae) of the Ndumo Game Reserve, Maputaland, South Africa, African Invertebrates 50 (1), pp. 13-103 : 27-28

Cyrba nigrimana Simon, 1900

Figs 26–28

Cyrba nigrimanus: Simon 1900 a: 389 ; Caporiacco 1947: 230. Cyrba nigrimana: Wanless 1984 a: 465 , figs 12a–g.

See Caporiacco (1947) for description of male.

Redescription:

Female.

Measurements: Carapace length 2.6, width 1.7, height 0.8. Abdomen length 2.7, width 1.8. Eye field length 1.1, anterior width 1.6, posterior width 1.5.

Medium-sized spider. Carapace elongate, sloping gently posteriorly; eye field short, slightly wider anteriorly; carapace orange-brown, eyes surrounded by black rings; fovea elongate, sulciform, clearly visible; clypeus low, clothed in long white hairs. Chelicerae brown, three teeth on promargin and four small teeth on retromargin ( Fig. 26). Abdomen elongate oval, narrower than carapace, dark grey, covered with dense, short, greyish hairs; venter grey; spinnerets grey. Legs moderately long and slender, last pair longest; legs light brown, only tibiae and metatarsi of first pair black; hairs covering legs long, brown; one pair of ventral spines on metatarsus I, three pairs on tibia. Pedipalps blackish. Epigyne with notch in posterior edge and posterior depression in shape of inverted heart ( Fig. 27); receptacles elongated ( Fig. 28).

Material examined: 1^Airfield, 26 ° 54.865'S: 32 ° 17.896'E, broadleaf woodland, leaf litter, 22.i.2006 ( NCA 2008 /2027); 1^Dipini Hide, 26 ° 51.678'S: 32 ° 15.514'E, under logs, 7.vii.2002 ( NCA 2009 /676) .

Distribution: Species described from South Africa (Pretoria, Gauteng Province and Makapan, Limpopo Province).Also reported by Caporiacco (1947) from Eastern Africa, but this record is doubtful.

Habitat and biology: Collected from leaf litter in BW and under logs in ST.

Remark: This species has elongate receptacles, whereas those of the other members of the genus are spherical.