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

bvenator Xylacanthus (fish) Mongolepidida Maghriboselache Cladodoides Falcatus Symmoriidae Qianodus Akmonistion Gyracanthus Ischnacanthus Lebachacanthus Thrinacodus Xenacanthus Acanthodiformes Parexus Orthacanthus Phoebodontiformes Diplacanthiformes Ischnacanthiformes Cladoselachidae Stethacanthus Climatiiformes Xenacanthida Ctenacanthiformes Acanthodii Cladoselache Symmoriiformes Diplacanthus Antarctilamna