Difference and similarity between four sets of wings. Line drawings of holotypes. A Sinonemestrius completus sp. n., B Sinonemestrius tuanwangensis Hong & Wang, 1990 (after Hong and Wang 1990), C Sinonemestrius akirai Jarzembowski & Mostovski, 2000 (after Jarzembowski and Mostovski 2000), D Ahirmoneura neimengguensis K-y Zhang et al., 2008 (after K-y Zhang et al. 2008). Scale bars: 1 mm.

  Part of: Zhang J (2017) On the enigmatic Sinonemestrius Hong & Wang, 1990, with description of a new species based on a complete fossil fly (Diptera, Brachycera, Tabanomorpha, Heterostomidae). Deutsche Entomologische Zeitschrift 64(1): 61-67. https://doi.org/10.3897/dez.64.11724