Celyphus ruficollis Macquart (=Atopocelyphus ruficollis), original materials. 1 Planche 34, figures 4 and 4a from Macquart (1844)2 Labels on male syntype from MNHN (inset green circle is bottom of circular label).

 
 
  Part of: Gaimari SD (2017) The dipteran family Celyphidae in the New World, with discussion of and key to world genera (Insecta, Diptera). ZooKeys 711: 113-130. https://doi.org/10.3897/zookeys.711.20840