Uenotrechus nandanensis Deuve et Tian, 2010

Wei, Guofu, Chen, Jujian & Tian, Mingyi, 2017, A review of the aphaenopsian ground beetle genus Uenotrechus Deuve et Tian, 1999 (Coleoptera: Carabidae: Trechinae), Zootaxa 4282 (2), pp. 361-373 : 364-365

Uenotrechus nandanensis Deuve et Tian, 2010 , bona sp.

( Figures 2 , 4 , 5e–f)

Uenotrechus liboensis nandanensis Deuve et Tian, 2010: 101 (Type locality: Cave Dadongqiao Dong)

Material examined. 2 males and 1 female ( SCAU), 1 male ( MNHN), the type series, labeled “ Cave Dadongqiao Dong, Encun , Nandan County, Guangxi, XII-27-2008, leg. Zhihong Xue, Wei Lin and Lei Gao ”.

Diagnosis. Similar to U. liboensis Deuve et Tian, 1999 , but head nearly parallel-sided, appendages slightly stouter, hind pronotal angles sharply rectangular, base of pronotum almost straight; furthermore, male aedeagus stouter, with a longer and markedly reflexed apical notch in lateral view, and distinctly constricted at subapex in dorsal view (Figs. 5e–f), versus slender aedeagus, with a rather short and less reflexed apical notch, and fairly broad at subapex in U. liboensis (Figs. 5a–d). Habitus as in Fig. 4 .

Distribution. China (Guangxi) ( Fig. 2 ). Known only from Cave Dadongqiao Dong, Nandan County.

Figures

FIGURE 2. Distribution of the genus Uenotrechus. circles U. liboensis Deuve et Tian (a Cave Jinshi Dong b Cave Gui Dong II c Cave Chang Dong); square U. nandanensis Deuve et Tian; star U. gejianbangi Tian et Wei, sp. n.; triangle U. deuvei Tian et Chen, sp. n.

FIGURE 4. Habitus of Uenotrechus nandanensis Deuve et Tian, male, holotype (Cave Dadongqiao Dong).