Protracheoniscus asiaticus (Uljanin)

Zhong, Jing, Li, Weichun & Jiang, Chao, 2025, The woodlouse genus Protracheoniscus (Isopoda: Agnaridae, Journal of Natural History 59 (37 - 40), pp. 2361-2381 : 2373

Protracheoniscus asiaticus (Uljanin)

( Figures 1 (F), 2)

Porcellio asiaticus Uljanin, 1875: 15 , figs. 11–22.

Porcellio orientalis Uljanin, 1875: 20 , figs. 1–15.

Porcellio marginatus Uljanin, 1875: 18 , figs. 11–22.

Metoponorthus orientalis : Budde-Lund 1885: 162.

Porcellionides asiaticus : Stebbing 1911: 190.

Porcellio ( Porcellionides) asiaticus : Arcangeli 1927: 255, fig. 18.

Protracheoniscus asiaticus : Strouhal 1929: 7; Verhoeff 1940: 10; Schmalfuss 2003: 217; Kuznetsova Gongalsky 2012: 9; Tomescu et al. 2016: 149, fig. 1.4III.

Protracheoniscus ( Protracheoniscus) latus Verhoeff, 1930: 110 , figs. 4–6.

Material examined

34 specimens, CHINA: Gansu Province, Zhangye, Gaotai County Yueyahu Park ( 39.3765°N,

1350 m, 27 September 2023, leg . Tianyun Chen , Jiabo Fan and Yiying Zhao, nos . 20230927205, 207–20230927239; 12 spms, Xizang Autonomous Region, Lhasa, Duilongdeqing District , Shiji ( 29.6304°N, 91.0743°E), 3610 m, 07 July 2021, leg . Chao Jiang , nos . 20210707001–202107070005 20210707007–20210707013.

Distribution

China ( Gansu, Xinjiang, Xizang); Russia; Turkmenistan.

Remarks

This species had previously been recorded in Chuguchak of Xingjiang and southern Gansu, China (

1940). We here report this species from Chinese Xizang for the first time.

Figures

Figure 1. Habitus of Protracheoniscus species. (A) P. flavus Jiang and Li, sp. n., holotype; (B) P. curvatus Jiang and holotype; (C) P. nivalis Verhoeff, 1936, male; (D–E) P. major (Dollfus, 1903), male; (F) P. asiaticus (Uljanin, 1875), M. hummeli (Verhoeff, 1940), comb. n., male. (H) M. bocki (Verhoeff, 1940), comb. n., male. Scale bars: 1 mm.