Hyllus solus, Wesołowska & Russell-Smith, 2022

Wesołowska, Wanda & Russell-Smith, Anthony, 2022, Jumping spiders from Ivory Coast collected by J. - C. Ledoux (Araneae, Salticidae), European Journal of Taxonomy 841 (1), pp. 1-143 : 39-40

Hyllus solus sp. nov.

urn:lsid:zoobank.org:act:DCC80EF2-D304-49B8-84F7-F1346D1E3EB9

Fig. 23

Diagnosis

This species may be distinguished by the unique shape of epigyne whose posterior edge has a tongueshaped appendage that separates the epigynal pockets ( Fig. 23C ).

Etymology

This specific name is Latin, meaning ‘lonely’, and refers to the fact that only one sex of this species is known.

Material examined

Holotype IVORY COAST • ♀; Lamto ; 10 Sep. 1975; “forêt du plateau au nord de la reserve”; MNHN.

Description

Male

Unknown.

Female

MEASUREMENTS. Cephalothorax length 5.1, width 3.0, height 1.9. Eye field length 2.0, anterior width 2.9, posterior width 3.0. Abdomen length 6.5, width 4.2. General appearance as in Fig. 23A . Large, pale coloured spider.

CARAPACE. Oval, light brown, eyes surrounded by black rings, two slightly darker bands form a V on thoracic part. White scales surround anterior eyes from bottom, white hairs on anterior part of eye field, some long brown bristles near eyes. Mouthparts and sternum brownish.

ABDOMEN. Ovoid, with mosaic of greyish brown small patches on yellow background and median wide yellow streak in anterior part. Sparse brown hairs on abdominal dorsum. Venter yellowish with three grey streaks.

LEGS. Light brown, spines dark brown. EPIGYNE. With two posterior pockets at epigastric furrow separated by a tongue-shaped process and two semicircular depressions in the center ( Fig. 23B–C ). Internal structures as in Fig. 23D , seminal ducts long, looped.

Distribution

Only known from the type locality, Lamto, Ivory Coast.

Figures

Fig. 23. Hyllus solus sp. nov., holotype, ♀ (MNHN). A. Habitus, dorsolateral view. B–C. Epigyne. D. Internal structure of epigyne.