Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Sordariomycetes O.E. Erikss. & Winka (1997)
       Genus Atrogeniculata J.S. Monteiro, Gusmão & R.F.Castañeda (2014), incertae sedis