Suborder Ostariophysi Boulenger 1909 Ostariophysina 



Suborder Apodes Rafinesque 1815 Apodina 



Suborder Haplomi Cope 1872 Haplomina 



Suborder Microcyprines Reagan 1911 Microcyprina 



Suborder Percesoces Cope 1871 Percesocina 



Suborder Hemibranchii Cope 1871 Hemibranchina 



Suborder Anacanthini J. Miiller Anacanthina 



Suborder Acanthopterygii Cuvier 1828 Acanthopterygina 



Subclass Crossopterygii Huxley 1861 Crossopterygia 



Order Rhipidistia Cope 1887 Rhipidistida 



Order Coelacanthini Agassiz 1843 Coelacanthida 



Superclass Tetrapoda Williston 



Class Amphibia Linnaeus 1758 Amphibea 



Order *Labyrinthodontia Huxley 1871 Labyrinthodontida 



Suborder Ichthyostegalia Save-Soderbergh 



1934 Ichthyostegalina 



Suborder *Embolomeri Cope 1880 Embolomerina 



Suborder *Rhachitomi Cope 1882 Rhachitomina 



Suborder *Stereospondyli Fraas 1889 Sterospondylina 



Order *Lepospondyli Zittel 1887 Lepospondylida 



Suborder *Micramphibia Micramphibia 



Suborder *Lysorophia Cope Lysorophina 



Suborder *Aistopoda Miall 1890 Aistopodina 



Suborder Nectridia Miall 1890 Nectridina 



Order *Phyllospondyli Credner 1881 Phyllospondylida 



Order Caudata Oppel 181 1 Caudatida 



Suborder Crj'ptobranchoidea Dunn 1922 Cryptobranchina 



Suborder Ambystomoidea Noble 1931 Ambystomina 



Suborder Salamandroidea Cope 1890 Salamandrina 



Suborder Proteida Cope 1866 Proteina 



Suborder Meantes Linnaeus 1766 Meantina 



Order Salientia Laurenti 1768 Salientida 



Suborder Amphicoela Noble 1931 Amphicoelina 



Suborder Opisthocoela Nicholls 1916 Opisthocoelina 



Suborder Anomocoela Nicholls 1916 Anomocoelina 



Suborder Procoela Nicholls 1916 Procoelina 



Suborder Diplasiocoela Nicholls 1916 Diplasiocoelina 



Order Apoda Oppel 1811 Apodida 



Class Reptilia Laurenti 1768 Reptilea 



Subclass Anapsida Osborn 1918 Anapsidea 



Order *Cotylosauria Cope 1880 *Cotylosaurida 



Suborder *Seymouriamorpha Watson 1917 *Seyinouriamorphina 



Suborder *Diadectomorpha Case 1911 *Diadectomorphina 



Suborder *Captorhinomorpha Watson 1917 *Captorhin(ini(irpliina 



Order Chelonia Owen 1842 (Testudinata) 



(Oppel 1811) Chelonida ( Tistudinida) 



Suborder Eunotosauria Watson 1914 Eunotosaurina 



Suborder Amphichelydia Lydekker 1889 Amphichclina 



Suborder Pleurodira Cope 1869 Pleurodirina 



Suborder Cryptodira Cope 1869 Crytodirina 



[20 1 



