Dendryphantes elgonensis Wesołowska & Dawidowicz, 2014

Wiśniewski, Konrad & Wesołowska, Wanda, 2024, Jumping spiders (Salticidae) of Uganda - revised list, new species and distributional data, European Journal of Taxonomy 952, pp. 1-171 : 13-15

Dendryphantes elgonensis Wesołowska & Dawidowicz, 2014

Fig. 8

Dendryphantes elgonensis Wesołowska & Dawidowicz, 2014: 67 , figs 2–6, 39.

Diagnosis of female

This species can be distinguished from its congeners by the unique shape of the spermathecae that consist of two chambers, the second of which is directed posteriorly and located medially.

Material examined

UGANDA • 1 ♀; Ruwenzori , Bundibugyo; 0°43′ N, 30°03′ E; 1050 m a.s.l.; 1952; G.O. Evans leg.; NHM • 2 ♂♂, 3 ♀♀, 1 imm.; Entebbe ; Jan. 1996; FSCA • 3 ♂♂, 5 ♀♀; same locality as for preceding; Apr. 1999; R. Jackson leg.; FSCA • 2 ♂♂, 3 ♀♀, 1 imm.; same locality as for preceding; Apr.–Jul. 2001; FSCA .

Redescription

For description of male see Wesołowska & Dawidowicz (2014). Palpal organ as in Fig. 8A–B .

Female

MEASUREMENTS. Cephalothorax length 1.8, width 1.3, height 0.9. Eye field length 0.8, anterior width 1.0, posterior width 1.1. Abdomen length 3.2, width 1.9.

CARAPACE. Oval, very flat, brown with white streak formed by light hairs on lateral slopes, eyes surrounded by black rings. Faint colourless hairs on dorsum, a few white hairs between eyes of first row. Clypeus low, clothed in white hairs. Chelicerae unidentate. Endites and labium brown with lighter tips. Sternum light brown.

ABDOMEN. Ovoid, creamy with brownish patches along median line, light hairs at anterior margin, venter and spinnerets whitish.

LEGS. Yellow, first pair stouter than others, leg hairs and spines brown.

EPIGYNE. With oval shallow central depression ( Fig. 8C–D ). Internal structure as in Fig. 8E , spermathecae large, composed of two chambers, perpendicular to each other.

Distribution

Previously, the species was known only from Kenya, this is the first record from Uganda.

Remarks

The female of this species is described here for the first time.

Figures

Fig. 8. Dendryphantes elgonensis Wesołowska & Dawidowicz, 2014. A–B. ♂, palpal organ, ventral view (FSCA). C–E. ♀ (NHM). C–D. Epigyne. E. Internal structure of epigyne.