Zoica medogensis Lu, Zhang & Wang 2025, sp. nov.

Zoica medogensis Lu, Zhang & Wang sp. nov. Figs 1 A, B, 4, 5, 10 墨脱佐卡蛛 Type material. Holotype • ♂ (SWUC -T-LY-29-01), China, Xizang, Medog Co., Yarang Vill., 29°17'48"N, 95°16'48"E, elev. 761 m, 22 May 2019, Lu-Yu Wang, Piao Liu, Tao Yuan and Hui Wang leg. Paratypes • 4 ♂ 14 ♀ (SWUC -T-LY-29-02 to 19) with same data as for holotype • 4 ♂ 5 ♀ (SWUC -T-LY-29-20 to 28), Yarang Vill., 30 May 2022, Lu-Yu Wang, Tian-Yu Ren and Bing Tan leg. • 3 ♀ (SWUC -T-LY-29-29 to 31), Yarang Vill., 28 June 2018, Lu-Yu Wang, Zhi-Sun Wu and Yan-Nan Mu leg. • 1 ♀ (SWUC -T-LY-29-32), Medog Co., Beibeng Town. 29°14'23"N, 95°10'40"E, elev. 1116 m, 22 May 2019, Lu-Yu Wang, Piao Liu, Tao Yuan and Hui Wang leg. • 1 ♀ (SWUC -T-LY-29-33), Medog Co., nr Dexing Bridge. 29°19'16"N, 95°17'39"E, elev. 724 m, 23 May 2019, Lu-Yu Wang, Piao Liu, Tao Yuan and Hui Wang leg. Etymology. The specific name is derived from the type locality: Medog County, Tibet. Adjective. Diagnosis. Zoica medogensis is distinguished from all other congeners by the disciform terminal apophysis (Figs 4 A, 5 C, E, G) and spirally stalk of spermathecae (Figs 4 C, D, 5 H, I). Description. Male holotype (Fig. 5 A) total length 2.08. Carapace 1.11 long, 0.84 wide; opisthosoma 0.97 long, 0.69 wide. Carapace smooth, yellow brown. Fovea longitudinal, radial furrow indistinct. Eye region black. Eye sizes and interdistances: AME 0.05, ALE 0.05, PME 0.01, PLE 0.07; AME – AME 0.01, AME – ALE 0.01, PME – PME 0.02, PME – PLE 0.02. Clypeus height 0.04. Chelicerae yellow brown, with three promarginal teeth and two retromarginal teeth. Labium yellowish brown. Endites yellowish brown. Legs yellow brown. Leg measurements: I 2.57 (0.70, 0.86, 0.57, 0.44); II 2.30 (0.65, 0.79, 0.46, 0.40); III 2.09 (0.59, 0.68, 0.49, 0.33); IV 3.13 (0.88, 1.06, 0.78, 0.46). Leg formula: 4123. Opisthosoma oval. Dorsum yellow brown, with sparse brown setae. Venter yellowish brown. Palp (Figs 4 A, B, 5 C – F). Subtegulum small, located on anterior-lateral side of the bulb. Lateral apophysis robust, with coracoid-shaped end. Embolus slender and long, in groove of discoid terminal apophysis. Conductor slender, tip slightly expanded, membranous. Median tegular lobe semicircular. Female paratype (SWUC -T-LY-29-02, Fig. 5 B) total length 2.39. Carapace 1.19 long, 0.90 wide; opisthosoma 1.15 long, 0.85 wide. Eye sizes and interdistances: AME 0.05, ALE 0.06, PME 0.11, PLE 0.08; AME – AME 0.01, AME – ALE 0.01, PME – PME 0.02, PME – PLE 0.04. Clypeus height 0.03. Leg measurements: I 3.02 (0.87, 1.06, 0.64, 0.45); II 2.62 (0.78, 0.86, 0.55, 0.43, 2.62); III 2.36 (0.67, 0.80, 0.51, 0.38); IV 3.75 (1.03, 1.31, 0.87, 0.54). Leg formula: 4123. Opisthosoma oval. Dorsum yellow brown, with black markings and muscle spots. Ventral yellowish brown. Epigyne (Figs 4 C, D, 5 H, I). Copulatory openings small. Stalks of spermathecae strongly twisted. Heads of spermathecae small, suboval. Fertilization duct crescent-shaped. Variation. Males (N = 9) total length 2.07–2.20, females (N = 24) total length 2.17–2.41. Habitat. Living in the leaf litter layer. Distribution. Known only from the type locality, Xizang, China (Fig. 10).