Phylum Ascomycota Caval.-Sm. (1998) - sac fungi
   Subphylum Pezizomycotina O.E. Erikss. & Winka (1997)
     Class Sordariomycetes O.E. Erikss. & Winka (1997)
       Subclass Diaporthomycetidae Senan., Maharachch. & K.D.Hyde (2015)
         Order Atractosporales H. Zhang, K.D.Hyde & Maharachch. (2017)
           Family Pseudoproboscisporaceae H. Zhang, K.D.Hyde & Maharachch. (2017)
             1 Genus Diluviicola K.D.Hyde, S.W. Wong & E.B.G.Jones (1998)
             2 Genus Pseudoproboscispora Punith. (1999)