(Osteolepiformes,(Panderichthyidae,((Acanthostega,Ichthyostega),(Crassigyrinus,(Loxommatidae,((Colosteidae,(Dendrepeton,(Ecolsonia,(Tersomius,Amphibamus)))),((Proterogyrinus,Archeria),(Gephyrostegidae,((Kotlassia,(Seymouria,Ariekanerpeton)),(((Aistopoda,Adelogyrinidae),(Nectridea,(Pantylus,(Rhynchonkos,(Brachystelechida,(Lysorophia,((Triadobatrachus,(Discoglossidae,Pipidae)),(Hynobiidae,(Proteidae,(Sirenidae,(Eocaecilia,(Rhinatrematidae,Ichthyophiidae)))))))))))),((Limnoscelis,Diadectes),(Synapsida,(Captorhinidae,Procolophonidae)))))))))))));