Mesotarsus of males in ventral view. A Stegana (Orthostegana) curvinervis (Hendle, 1914); B S. (O.) singularis (Sidorenko, 1990); C S. (O.) flavicauda Zhang and Chen, 2012; D S. (O.) hirsutina Zhang and Chen, 2012; E S. (O.) hylecoeta Zhang and Chen, 2012; F S. (O.) multicardua Zhang and Chen, 2012; G S. (O.) aini Peng & Chen sp. nov.; H S. (O.) brevivittata Peng & Chen sp. nov.; I S. (O.) cuodi Peng & Chen sp. nov.; J S. (O.) fuscofemorata Peng & Chen sp. nov. Scale bar = 0.2 mm.

 
 
  Part of: Wang Y-L, Peng Z-Q, Jin F-L, Chen H-W, Huang J (2023) Integrative species delimitation in the morphologically conservative Stegana subgen. Orthostegana (Diptera, Drosophilidae). Arthropod Systematics & Phylogeny 81: 581-610. https://doi.org/10.3897/asp.81.e102683