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