List of the Paleozoic life of Texas List of prehistoric cartilaginous fish genera Goodrichthys Troglocladodus Cosmoselachus Ptomacanthus Tetanopsyrus Altholepis Dwykaselachus Plesioselachus Cladodus Barbclabornia Brochoadmones Triodus Adamantina (fish) Podoliacanthus Gyracanthidae Poracanthodes Ozarcus Acanthodopsis Kaibabvenator Falcatidae Cobelodus Kawichthys Avonacanthus Plicatodus Phoebodus Gogoselachus Aztecodus Mesacanthus Glikmanius Elegestolepis Nerepisacanthus Cheiracanthus Gladbachus Saivodus Mcmurdodus Arduodens Ctenacanthus Acanthodes Climatius Symmorium Bransonella Xylacanthus (fish) Mongolepidida Maghriboselac…

che Nostolepis Thrinacodus Cladodoides Fanjingshania Triazeugacanthus Ferromirum Qianodus Symmoriidae Falcatus Akmonistion Lebachacanthus Squatinactis Gyracanthus Gyracanthides Ischnacanthus Xenacanthus Parexus Phoebodontiformes Orthacanthus Ischnacanthiformes Acanthodiformes Diplacanthiformes Dracopristis Stethacanthus Climatiiformes Xenacanthida Cladoselachidae Ctenacanthiformes Acanthodii Cladoselache Symmoriiformes Diplacanthus Antarctilamna 2012 in paleoichthyology