Cerochusa Yin & Nomura, 2012

Yin, Zi-Wei & Kleeberg, Andreas, 2020, Description of Cerochusa gesinae sp. nov. from Thailand (Coleoptera: Staphylinidae: Pselaphinae), Revue suisse de Zoologie 127 (2), pp. 377-380 : 377-378

Cerochusa Yin & Nomura, 2012

Cerochusa Yin & Nomura in Yin et al., 2012: 66 .

Type species: Cerochusa cilioceps Yin & Nomura (in Yin et al., 2012: 68).

Revised diagnosis: Body robust in form, with thick antennae and legs. Head roundly triangular; vertex convex medially, with U-shaped sulcus or impression connecting vertexal foveae; ocular canthi distinct, thick. Pronotum strongly transverse, with large spines at lateral sides, posterolateral corners spinose or angulate; disc with distinct median longitudinal sulcus, discal carinae weakly to strongly indicated, lateral longitudinal sulci present or absent. Elytra broad, transverse, truncate at bases and apices; each elytron with two distinct basal foveae; sutural striae complete, discal striae absent or distinct. Abdomen with tergite 1 (IV) twice length of tergite 2 (V). Tergite 1 (IV) with complete or incomplete inner marginal carinae, outer marginal carinae complete, discal carinae short. Aedeagus with large and round basal capsule; basoventral projection prominent.

Composition: The genus contains two species (including the new species described here) distributed in southern China (Hainan) and Thailand (Loei, Nan, Chiang Mai).