Yaginumaella flexa Song & Chai, 1992

Lin, Yejie, Xin, Yafei, Wang, Cheng & Li, Shuqiang, 2023, On ten jumping spider species described by Song and Chai (1992) based on type specimens (Araneae, Salticidae), Zootaxa 5389 (1), pp. 1-33 : 25-31

Yaginumaella flexa Song & Chai, 1992 ( Figs 24A, B , 25A–F )

Yaginumaella flexa Song & Chai, 1992: 83 , figs 12A–D (♂); Song & Li, 1997: 443, figs 55A–D (♂); Song et al., 1999: 563, figs 322L, 330N (♂); Yin et al., 2012: 1509, figs 819a–c (♂; Peng, 2020: 492, figs 363a–c (♂).

Type material. Holotype ♂ (IZCAS-Ar9270), China, Hunan Province, Zhangjiajie , 30.V.1989, examined.

Diagnosis. The male of this species can be easily distinguished by the curved retrolateral tibial apophysis, and the obviously curved tegular lobe.

Redescription. Male (holotype): Measurements see Song and Chai (1992).

Coloration ( Figs 25A, B ): Carapace brown, yellow-brown medially, black rings around eyes. Clypeus brown with sparse hairs. Fovea longitudinal. Chelicerae red-brown, endites, labium and sternum brown. Legs yellow-brown, covered with sparse setae, more obvious in metatarsi and tarsi. Opisthosoma almost oval, dark brown, pale yellow medially. Spinnerets yellow-brown.

Male left palp ( Figs 24A, B ): Patella shorter than tibia, tibia longer than wide, retrolateral tibial apophysis almost as long as tibia, curved. Cymbium flattened, covered with long setae. Tegular almost oval, with sperm duct extending along margin. Tegular lobe curved. Embolus long, originating at 9:00 o’clock position.

Female. Unknown.

Distribution. China (Hunan).

Figures

FIGURE 24. Yaginumaella flexa, holotype male. A Ventral view B Retrolateral view. Abbreviations: E = embolus, RTA = retrolateral tibial apophysis, SD = sperm duct, T = tegulum, TL = tegular lobe.

FIGURE 25. Yaginumaella flexa, holotype male. A Habitus, dorsal view B Same, ventral view C Chelicera D–F Original labels.