Jishiyu songjiang Lin & Li, 2023

Lin, Yejie, Li, Shuqiang & Pham, Dinh-Sac, 2023, Taxonomic notes on some spider species (Arachnida: Araneae) from China and Vietnam, Zoological Systematics 48 (1), pp. 1-99 : 4

Jishiyu songjiang Lin & Li , sp. nov. ( Figs 1–2 )

Etymology. The species is named after Song Jiang, one of the 108 outlaws in the classical Chinese literature Outlaws of the Marsh; noun in apposition.

Diagnosis. Same as for the genus.

Description. Male (holotype). Total length 6.99; carapace 3.47 long, 2.61 wide, opisthosoma 3.52 long, 2.34 wide. Eye sizes and interdistances: AME 0.20, ALE 0.10, PME 0.17, PLE 0.18, AME–AME 0.10, AME–ALE 0.14, PME–PME 0.19, PME–PLE 0.30, AME–PME 0.13, ALE–PLE 0.08. Chelicerae with four promarginal and four retromarginal teeth. Leg I femur basal expanded. Leg measurements: I 7.75 (2.34, 2.68, 1.80, 0.93), II 7.23 (2.15, 2.47, 1.72, 0.89), III 6.48 (1.95, 2.14, 1.64, 0.75), IV 8.34 (2.36, 3.03, 2.08, 0.87).

Coloration ( Fig. 2 ). Carapace black to brown. Chelicerae black. Endites and labium black to brown. Sternum brown. Legs red-brown with black setae. Opisthosoma oval, black, dorsum with white spots, laterally black, ventrum black with white pattern. Spinnerets short, white.

Palp ( Fig. 1 ). Femur and patella unmodified, lacking apophyses. Cymbium pyriform. Retrolateral tibial apophysis bifurcated, stout. Tegular apophysis oblong, wider than long. Conductor white, bifurcated. Embolus arising at clock 8:30 position, broad, with longitudinal groove over entire length, terminus strongly bent, as wide as basal part.

Female. Unknown.

Material examined. Holotype ♂ (IZCAS-Ar43827), China: Yunnan, Dali City, Binchuang , Jizu Mount., 13 June 2018, Guyu Lou leg.

Distribution. Known only from the type locality.

Figures

Figure 1. Jishiyu songjiang Lin & Li, sp. nov., holotype male. A. Left palp, ventral view; B. Same, retrolateral view. Abbreviations: C—conductor; E—embolus; PTA—prolateral tibial apophysis; RTA—retrolateral tibial apophysis; SD—sperm duct; TA—tegular apophysis. Scale bars=0.1mm.

Figure 2. Jishiyu songjiang Lin & Li, sp. nov., holotype male, habitus.A. Dorsal view; B. Ventral view. Scale bars=1.0 mm.