living organisms see Clade Biota Wagner 2004 [Wiemann, de Queiroz, Rowe, Planavsky, Anderson, Gogarten, Turner & Gauthier 2020]
   Superkingdom Eukaryotae see Domain Eukaryota Chatton, 1925
     Kingdom Plantae Haeckel (1866) - plants
       Subkingdom Thallobionta
         Division Eumycota see Kingdom Eumycota
           Subdivision Zygomycotina nom. nud. see Phylum Zygomycota Moreau (1954)
             Class Zygomycetes G.Winter (1880) see Class Zygomycetes Caval.-Sm. (1998)
               Order Zoopagales E.A. Bessey ex R.K. Benj. (1979)
                 Family Zoopagaceae Drechsler (1938)
                   Genus Acaulopage Drechsler (1935)
                     Acaulopage crobylospora Drechsler (1947)
                     Acaulopage dichotoma Drechsler (1945)
                     Acaulopage lasiospora Drechsler (1942)
                     Acaulopage longicornis Drechsler (1955)
                     Acaulopage tetraceros Drechsler (1935)