Stegana (Oxyphortica), Duda, 1923

Wang, Nannan, Zhang, Yuan, Cheng, Yu & Chen, Hongwei, 2017, Nine new species of the subgenus Stegana (Oxyphortica) from the Oriental region, with morphological and molecular evidence based on Chinese species (Diptera: Drosophilidae), Journal of Natural History 51 (33 - 34), pp. 1943-1970 : 1948

Subgenus Oxyphortica Duda

Phortica (Oxyphortica) Duda, 1923: 34 . Type species: Drosophila convergens de Meijere, 1911 .

Chaetocnema Duda, 1926: 243 . Type species: Chaetocnema poeciloptera Duda, 1926 [= Orthostegana nigripennis Hendel, 1914 ].

Stegana (Oxyphortica) : Okada 1971: 90; Okada 1978: 398; Toda and Peng 1992: 210; Sidorenko 1998: 297; Xu et al. 2007: 43; Wang et al. 2010: 566.

Diagnosis

M 1 distally weakly curved forward (Figures 2 and 3(a–d)); midleg tibia basally with two (mostly) or three (occasionally) long, strong setae on posterodorsal surface (modified from Xu et al. 2007).

Remarks

In the species described here, only characters that depart from the universal description, as given by Toda and Peng (1992) and Xu et al. (2007) for S. (O.) adentata and S. (O.) latipenis are provided for brevity.