Catavi Formation List of prehistoric cartilaginous fish genera Cosmoselachus Plesioselachus Dwykaselachus Barbclabornia Cladodus Ptomacanthus Symmorium Goodrichthys Mesacanthus Altholepis Gladbachus Adamantina (fish) Aztecodus Cheiracanthus Nerepisacanthus Ctenacanthus Brochoadmones Triodus Saivodus Tetanopsyrus Poracanthodes Gyracanthidae Plicatodus Glikmanius Avonacanthus Acanthodes Climatius Cobelodus Kawichthys Gogoselachus Phoebodus Nostolepis Ferromirum Triazeugacanthus Fanjingshania Podoliacanthus Bransonella Squatinactis Elegestolepis Arduodens Mcmurdodus Dracopristis Maghriboselache M…

Mongolepidida Xylacanthus (fish) Akmonistion Qianodus Symmoriidae Falcatus Ozarcus Falcatidae Acanthodopsis Kaibabvenator Gyracanthides Cladodoides Lebachacanthus Ischnacanthus Gyracanthus Xenacanthus Parexus Thrinacodus Acanthodiformes Phoebodontiformes Orthacanthus Diplacanthiformes Stethacanthus Cladoselachidae Ischnacanthiformes Climatiiformes Xenacanthida Ctenacanthiformes Acanthodii Cladoselache Symmoriiformes Diplacanthus Antarctilamna List of acanthodian genera