Cothornobata longifurca, 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 : 215

Cothornobata longifurca group

Including: C. cyanea (Hendel) , C. longifurca sp. nov.

Diagnosis. Two strong fronto-orbital setae. Genital fork distinctly elongate, reaching sternite 7; arm elongate, nearly twice as long as base of genital fork, narrow and strongly incurved on distal 1/3; basal tubercle small, not contiguous, medial tubercle small but distinctive. Distiphallus shorter than phallapodeme. Pregonite lobed apically. Postgonite with 1 apical seta.

Discussion. This species group occurs in Taiwan and southern part of Guangxi.