Sorineuchora shanensis (Princis, 1950)

Li, Meng, Che, Yan-Li, Zheng, Yu-Hong & Wang, Zong-Qing, 2017, The cockroach genus Sorineuchora Caudell, 1927 from China (Blattodea, Ectobiidae, Pseudophyllodromiinae), ZooKeys 697, pp. 133-156 : 137

Sorineuchora shanensis (Princis, 1950) Figs 4, 10D, 11 H–I

Sorineuchora nigra Princis, 1950: 208, fig. 4 (♂♀).

Sorineuchora shanensis (Princis): Roth, 1998: 17, Figs 44-48 (♂♀).

Material examined

(all from Yunnan, deposited in IESWU). 1 male, Pu’er, Simao, 04 July 2004, Xiang-Rong Xu leg.; 2 females 2 males, Xishuangbanna, Mengyang, 800m, 06 June 1991, Ying-Lun Wang and Run-Gang Tian leg.; 3 males, Pu’er, Simao, Meizihu, 19 July 2009, Zong-Qing Wang leg.; 1 male, Pu’er, Simao, Meizihu, 22 May 2016, Lu Qiu, Zhi-Wei Qiu leg.; 2 females 3 males, Lincang, Nansan, 1010m, 08 July 2007, Li-Jun Cai leg.; 1 female 1 male, Menglun, 30-31 July 2009, Zong-Qing Wang leg.; 1 female, Pu’er, Xiaoheijiang, 24 July 2009, Zong-Qing Wang leg.; 2 females 1 male, Pu’er, Yixiangzhen, Cilincun, 02 May 2013, Zong-Qing Wang leg.

Diagnosis.

Vertex dark with a pair of white or yellow transverse stripes; pronotal disk black, with symmetrical white or yellow markings (Figs 4B, 10D, 11H); L2vm with one branch (Fig. 4G); tegmen dark, veins white or dark (Figs 10D, 11H) Using these traits, S. shanensis can be distinguished from its congeneric species.

Supplement to the description provided in Roth (1998: 17-19).

Measurements

(mm). Body length without cerci: male 4.9-5.4, 5.8-6.5; overall length including tegmen: male 7.5-8.5, female 7.0-8.5; pronotum length × width: male 1.85 × 2.6, female 1.75 × 2.55; tegmen length: male 5.4-6.0, female 5.2-6.5.

Male. Body small, dark. Vertex dark with a pair of white or yellow transverse stripes. Clypeus reddish brown. Antennae with first six basal antennomeres black, the rest brown. Pronotal disk black, with symmetrical white or yellow markings (Figs 4B, 10D, 11H), lateral margins hyaline. Tegmen dark, veins white or dark (Figs 10D, 11H). Pronotum subelliptical, posterior margin nearly truncate. Supra-anal plate with hind margin convex, or some individuals with hind margin weakly concave, paraprocts slightly dissimilar and sheet-like (Fig. 4D). The styli with small spines at preapical and inner sides (Fig. 4E). L1 consisting of several irregular seta-free sclerites (Fig. 4F).

Distribution.

China (Yunnan); Myanmar.

Remarks.

According to the stripes on the vertex (Fig. 11I), the markings on the pronotal disk (Figs 4B, 11H) and the color of vein of the tegmen (Figs 10D, 11H), this species is easily recognized.