Eusthenopteron
Panderichthys
Elginerpeton
Metaxygnathus
Acanthostega
Ventastega
Ymeria
Perittodus
Ichthyostega
Ossinodus
Pederpes
Whatcheeria
Densignathus
Tulerpeton
Crassigyrinus
Parrsboro_jaw
Caerorhachis
Eucritta
Baphetes
Megalocephalus
Diploradus
Sigournea
Spathicephalus
Doragnathus
St_Louis_tetrapod
Pholidogaster
Aytonerpeton
Deltaherpeton
Greererpeton
Colosteus
Edops
Cochleosaurus
Chenoprosopus
Australerpeton
Platyoposaurus
Glanochthon
Lydekkerina
Konzhukovia
Archegosaurus
Cheliderpeton
Sclerocephalus
Eryops
Saharastega
Nigerpeton
Capetus
Erpetosaurus
Trimerorhachis
Neldasaurus
Isodectes
Palatinerpeton
DENDRERPETIDAE
Balanerpeton
Iberospondylus
Mordex
Ecolsonia
Phonerpeton
Acheloma
Micropholis
Micromelerpeton
Apateon
Schoenfelderpeton
Leptorophus
Acanthostomatops
Branchiosaurus
Tungussogyrinus
Broiliellus
Eoscopus
Platyrhinops
Amphibamus
Gerobatrachus
Doleserpeton
Eoherpeton
Proterogyrinus
Pholiderpeton_scutigerum
Archeria
Pholiderpeton_attheyi
Anthracosaurus
NSM_994_GF_1_dot_1
Neopteroplax
Palaeoherpeton
Silvanerpeton
Casineria
Gephyrostegus
Bruktererpeton
Bystrowiella
Chroniosaurus
Solenodonsaurus
Microphon
Leptoropha
Utegenia
Ariekanerpeton
Discosauriscus
Seymouria
Karpinskiosaurus
Kotlassia
Captorhinus
Petrolacosaurus
Paleothyris
Limnoscelis
Archaeovenator
CASEASAURIA
Tseajaia
Orobates
Diadectes
Westlothiana
Trihecaton
Euryodus
Cardiocephalus
Pelodosotis
Micraroter
Stegotretus
Pantylus
Asaphestera
Tuditanus
Crinodon
Goreville_microsaur
Hyloplesion
Microbrachis
Scincosaurus
Diceratosaurus
Keraterpeton
Batrachiderpeton
Diploceraspis
Diplocaulus
Utaherpeton
Acherontiscus
Adelospondylus
Dolichopareias
Adelogyrinus
Sauropleura
Urocordylus
Ptyonius
Pseudophlegethontia
Coloraderpeton
Phlegethontia
Oestocephalus
Lethiscus
Saxonerpeton
Sparodus
Odonterpeton
Llistrofus
Hapsidopareion
Rhynchonkos
Brachydectes
Batropetes
Quasicaecilia
Carrolla
Eocaecilia
ALBANERPETIDAE
Pangerpeton
Valdotriton
Beiyanerpeton
Karaurus
Chelotriton
Triadobatrachus
Liaobatrachus
Vieraella
Notobatrachus