Left lateral view of habitus (A, D, G), head and thorax (B, E, H), and head in frontal view (C, F, I) of male Gasterophilus species, modified from Li et al. (2019) A–C G. flavipes (Olivier); Morocco (in IOZ) D–F G. haemorrhoidalis (Linnaeus); China (in MBFU) G–I G. inermis (Brauer); Germany (in NHMD). Scale bars: 1 mm (A, D, G); 0.5 mm (B, C, E, F, H, I).

 
 
  Part of: Li X-Y, Pape T, Zhang D (2019) Taxonomic review of Gasterophilus (Oestridae, Gasterophilinae) of the world, with updated nomenclature, keys, biological notes, and distributions. ZooKeys 891: 119-156. https://doi.org/10.3897/zookeys.891.38560