Phylum Chordata Bateson, 1885 - chordates
   Class †Conodonta Eichenberg, 1930
     Subclass †Conodonti Branson see Subclass Conodonta Eichenberg, 1930
       Order †Ozarkodinida Dzik
         Family †Palmatolepidae Sweet
           Genus †Palmatolepis Ulrich & Bassler, 1926
             1 †Palmatolepis adamantea Metzger
             2 †"Palmatolepis circularis group"
             3 †"Palmatolepis glabra group"
             4 †"Palmatolepis minuta group"
             5 †"Palmatolepis perlobata group"
             6 †"Palmatolepis quadrantinodosa group"
             7 †"Palmatolepis quadrantinodosalobata group"
             8 †"Palmatolepis rhomboidea group"