Revision of the subgenus Stegana (Steganina) from China, with assessment of species delimitation using DNA barcodes (Diptera, Drosophilidae) Author WANG, YA-LIAN Author LI, BING-XUE Author CUI, MENG-DI Author ZHANG, YUAN Author WANG, LE Author ZHANG, CAI-HONG Author TSAUR, SHUN-CHERN Author CHEN, HONG-WEI Author HUANG, JIA text Zootaxa 2023 2023-03-07 5250 1 1 109 http://dx.doi.org/10.11646/zootaxa.5250.1.1 journal article 10.11646/zootaxa.5250.1.1 1175­5334 7705657 4729EAF3-8B78-4AAD-B373-9179D008F239 Stegana ornatipes species group Stegana ( Steganina ) ornatipes species group Cheng, Gao, & Chen in Cheng et al. 2009: 38 . Diagnosis. Surstylus with several thin, long setae basally and 1 strong peg-like tooth apically (e.g., Fig. 21A ); aedeagus usually ciliate and separated basally (e.g., Fig. 21B, C ); aedeagal sheath with 1 pair of projections sublaterally (e.g., Fig. 21B–D ); subepandrial sclerite mostly narrow, nearly arcuate, with 1 pair of projections posterolaterally (e.g., Fig. 21D ).