Nyetnops josei Villarreal & Martínez, 2024

Villarreal-Blanco, Eduardo, Martínez, Leonel & Eyes-Escalante, Melisa, 2024, Update in the Peruvian Caponiidae: New records and new species of Nyetnops Platnick & Lise, 2007 (Araneae: Caponiidae), European Journal of Taxonomy 932, pp. 204-224 : 218-220

Nyetnops josei Villarreal & Martínez sp. nov.

urn:lsid:zoobank.org:act:F3EA2820-CB46-4BF5-825C-FF09ED76BB50

Figs 9–12

Diagnosis

The male of Nyetnops josei Villarreal & Martínez sp. nov. resembles those of N. guarani , N. naylienae and Nyetnops alexanderi Villarreal & Martínez sp. nov. by having a copulatory bulb (tegulum +embolus), less than 2.2 × as long as palpal tibia but differ from them by having a remarkable dorsal abdominal pattern with chevron stripes.

Etymology

The specific epithet is a patronym in honor of Jose Ochoa for his contributions to the knowledge of the arachnids, mainly scorpions in the new world.

Type material

Holotype PERU • ♂; Cusco department, Oropesa, Tipón ; 12 Sep. 1993; MUSM – ENT 0515886 .

Description

Male (holotype, MUSM–ENT 0515886)

COLORATION ( Fig. 9A–D ). Carapace light orange. Chelicerae, endites, labium, and sternum light orange. Legs light orange. Abdomen: dorsally gray, with a dark pattern composed by chevron stripes ( Fig. 9A ). Ventrally gray yellowish, darker on epiandric area. Spinnerets beige. Anterior legs without arolium, crista or gladius.

MEASUREMENTS. Total length 3.83; carapace length 1.43; width 1.20; height 0.53. Clypeus height 0.24. Eye diameters and interdistances: PME 0.08; PME–PME 0.24. Chelicerae length 0.38. Sternum length 0.91; width 0.85. Legs: I: 3.98; II: 3.66; III: 3.21; IV: 4.48. Abdomen length 2.27.

GENITALIA. Elongated copulatory bulb 2 × as long as palpal tibia; tegulum basal section only slightly swollen and almost as width as apical section, embolus tip weakly sclerotized ( Fig. 10A–B ).

Female

Unknown.

Distribution

Only known from the type locality in Cusco department ( Figs 11–12 ).

Figures

Fig. 9. Nyetnops josei Villarreal & Martínez sp. nov., ♂, holotype (MUSM–ENT 0515886). A. Habitus, dorsal view. B. Habitus, ventral view. C. Prosoma, dorsal view. D. Prosoma, ventral view. Scale bars: A–B= 1 mm; C–D =0.5 mm.

Fig. 10. Nyetnops josei Villarreal & Martínez sp. nov., ♂, holotype (MUSM–ENT 0515886). A. Left palp, prolateral view. B. Left palp, retrolateral view. Scale bars =0.5 mm.

Fig. 11. Distribution map of species of Caponiidae Simon, 1890 recorded from Peru.

Fig. 12. Distribution map of the genus Nyetnops Platnick & Lise, 2007.