Paraxantia tibetensis Liu & Kang, 2009 OEAṂAEǴÃ

Wu, Chao & Liu, Chun-Xiang, 2023, The genus Paraxantia Liu & Kang (Orthoptera: Tettigoniidae: Phaneropterinae Vosiini) in Himalaya-Hengduan Mountains, revealing high diversity of species, Zootaxa 5306 (3), pp. 367-376 : 368

Paraxantia tibetensis Liu & Kang, 2009 OEAṂAEǴÃ

Figs. 1C ; 3A, D ; 4A, D, G ; 5C ; 6A, G ; 7 .

Paraxantia tibetensis Liu & Kang, 2009: 38–40 ; Kang, Liu & Liu, 2014: 463.

Type locality: China: Tibet, Linzhi, Pailong .

Examined specimens: China: 1♁ (Holotype) , Tibet, Linzhi County, Pailong ; 2100m; 02.IX.2005; Xiao-Lin Chen leg. ( IZCAS). 1♁ (Paratype) , Tibet, Bomi County, Tongmai ; 2100m; 30.VIII.2005; Xiao-Lin Chen leg. ( IZCAS). 2♁ (Paratypes) , Tibet, Motuo County (= Medog), Hanmi ; N 29.3664ºN 95.1277ºE, 2120m; VII.2006; Chun-Xiang Liu leg. ( IZCAS). 2 ♁, Tibet, Linzhi, Medog ; 23–26. VI.2022; Yue-Zheng Tu leg. ( IZCAS) .

Redescription.

Large-sized Paraxantia . Body green ( Fig.6A ). Cerci long, hairy, with one long sharp spine in middle, horizontally extending inwards; apex round and flat, spoon-shaped; dorsal furca missing ( Fig. 4A ). Phallic induration of male external genitalia hardened, pleated, densely covered with tiny spines; phallic lobes large, blade-shaped; lateral keel on robust triangular branches of titillator prickly ( Fig. 4D, G ).

Distribution. China: SE-Tibet.

Figures

FIGURE 1. Paraxantia spp. in Himalaya-Hengduan Mountains, body in lateral view. A–B: P. angustipennis sp. nov. (Holotype and Paratype); C: P. tibetensis; D: P. nujiangensis sp. nov. (Holotype). A, C, D: males; B: female.

FIGURE 3. Head and pronotum, male stridulatory file on underside of left tegmen of Paraxantia spp.. A–C: head and pronotum, dorsal and lateral view; D–F: male stridulatory file on underside of left tegmen. A, D: P. tibetensis; B, E: P. angustipennis sp. nov.; C, F: P. nujiangensis sp. nov..

FIGURE 4. Male right side of the cerci and external genitalia of Paraxantia spp.. A–C: cercus; D–F: male external genitalia; G– J: titillator. A, D, G: P. tibetensis; B, E, H: P. angustipennis sp. nov.; C, F, I: P. nujiangensis sp. nov.; J: P. daweishanensis.

FIGURE 5. Male fore tibiae and female ovipositor of Paraxantia spp.. A–E: fore tibia; F, G: ovipositor; A: P. rubripes; B: P. kaquewa; C: P. tibetensis; D, F, G: P. angustipennis sp. nov.; E: P. nujiangensis sp. nov..

FIGURE 6. Paraxantia spp. in natural habitat and ecological habitat. A: P. tibetensis, male; B: P. rubripes, male; C: P. angustipennis sp. nov., male; D: P. nujiangensis sp. nov., male; E: P. angustipennis, Dulongjiang River, Xiong'dang, Yunnan; F: P. nujiangensis, Nujiang River, Gongshan, Yunnan; G: P. tibetensis, P. rubripes and P. angustipennis, Medog, Tibet; H: P. nujiangensis, Baihualing, Baoshan, Yunnan. (A, B: photograph © Yue- Zheng Tu, published with permission)

FIGURE 7. Distribution map of the Paraxantia spp. in Himalaya-Hengduan Mountains. ■: P. tibetensis; ●: P. angustipennis sp. nov.; ◆: P. nujiangensis sp. nov.; ▲: P. rubripes; ★: P. kaquewa.