Cothornobata atra, Li, Xuankun, Marshall, Stephen A. & Yang, Ding, 2015

Li, Xuankun, Marshall, Stephen A. & Yang, Ding, 2015, A review of the Oriental species of Cothornobata Czerny (Diptera, Micropezidae, Eurybatinae), Zootaxa 4006 (2), pp. 201-246 : 223

Cothornobata uniseta group

Including: C. atra sp. nov., C. curva sp. nov., C. elegantula sp. nov., C. longigonite a sp. nov., C. mentogensis sp. nov., C. nigrigenu ( Enderlein, 1922) , C. uniseta sp. nov.

Diagnosis. Only 1 strong fronto-orbital seta. Apex of genital fork with dense, long setulae; basal tubercle often present, bearing a cluster of setulae; medial tubercle often strong, bearing a cluster of setulae; genital fork divergent basally, convergent and inflated apically. Distiphallus usually distinctly longer than phallapodeme, filaments relatively straight. Pregonite not lobed apically. Postgonite without apical seta.

Discussion. This species group is distributed in southwestern China and northern Vietnam, and is the largest species group of Cothornobata .