Cybaeus fushun Lin & Li, 2021

Lin, Yejie, Marusik, Yuri M., Gao, Caixia, Xu, Hao, Zhang, Xiaoqing, Wang, Ziyi, Zhu, Wenhui & Li, Shuqiang, 2021, Twenty-three new spider species (Arachnida: Araneae) from Asia, Zoological Systematics 46 (2), pp. 91-152 : 105

Cybaeus fushun Lin & Li , sp. nov. ( Figs 15A–B , 17A–B )

Diagnosis. Cybaeus fushun Lin & Li , sp. nov. can be distinguished from C. huadian Lin & Li , sp. nov. and C. songniensis Seo, 2016 by the inconspicuous COs and the same shape of the S but can be distinguished by the spiraled CDs (vs. no spirals in C. huadian Lin & Li , sp. nov. and C. songniensis ), S narrowed (vs. elongate in C. huadian Lin & Li , sp. nov. and C. songniensis ).

Description. Female (holotype, IZCAS-Ar42408, Figs 15A–B , 17A–B ). Total length 10.44. Color in alcohol: carapace, sternum, chelicerae, labium, endites, palp, and legs white with black pattern. Carapace 4.21 long, 3.50 wide. Opisthosoma 6.08 long, 4.26 wide. Fovea longitudinal. Eye sizes and interdistances: AME 0.18, ALE 0.13, PME 0.23, PLE 0.19, AME– AME 0.13, PME–PME 0.14, AME–PME 0.14, AME–ALE 0.13, PME–PLE 0.13, ALE–PLE 0.13. AER almost straight. Leg measurements: Leg I 14.00 (4.05 + 5.05 + 3.10 + 1.80), leg II 13.10 (3.60 + 4.75 + 3.00 + 1.75), leg III 11.33 (3.50 + 3.03 + 3.30 + 1.50), leg IV 14.95 (4.00 + 4.90 + 4.15 + 1.90). Leg formula 4123. Abdomen oval, spinnerets short and unsegmented.

Epigyne ( Figs 15A–B ) wider than long. COs inconspicuous; CDs extend basally, middle of CDs with a spiral. AG distinct, at the middle of CDs. S large, oval.

Male. Unknown.

Material examined. Holotype ♀, China: Liaoning, Fushun, Qingyuan County, Dahulinchang , (42.5878°N, 124.9367°E; elev. ca. 350 m), 8 September 2019, leg. Yejie Lin & Pengyu Jin (IZCAS-Ar42408) . Paratypes. 1♀ (IZCAS- Ar42409), same data as holotype .

Distribution. Known only from the type locality.

Etymology. The species name is a noun in apposition, derived from the type locality.

Figures

Figure 15. Cybaeus fushun Lin & Li, sp. nov., holotype female.A. Epigyne, ventral view; B. Vulva, dorsal view. Scale bars=0.3mm.

Figure 17. Cybaeus fushun Lin & Li, sp. nov. (A–B) and C. huadian Lin & Li, sp. nov. (C–D), female, habitus. A, C. Dorsal view; B, D. Ventral view. Scale bars=2.0mm.