Animalia Linnaeus, 1758 - animals
   †Conodonta Eichenberg, 1930 see Subclass Conodonta Eichenberg, 1930
     †Ancryodella
     †Ancyrodella see Genus Ancryodella
     †Cordylodus Pander, 1856
     †Ellisonia Muller, 1956
     †Fryxellodontus Miller, 1969
     †Gnathodus
     †Idiognathodus Gunnell, 1931
     †Ligonodina
     ?†Lochriea Scott, 1942
     †Neogondolella Bender & Stoppel, 1965
     †Neoprioniodus Rhodes & Muller, 1956
     ?†Odontogriphus Morris, 1976
     †Paragondolella Mosher, 1968
     †Protognathodus Ziegler, 1970
     †Scolopodus Pander, 1856
     †Siphonodella Branson & Mehl, 1944
     1 †Paraconodontida Müller, 1962 see Order Paraconodontida Müller, 1962
     2 †Conodontophorida Eichenberg, 1930 see Order Conodontophorida Eichenberg, 1930