Acanthostega
Eusthenopteron
Ichthyostega
Crassigyrinus
Whatcheeria
Pederpes
Eucritta
Loxomma
Megalocephalus
Baphetes
Caerorhachis
Dendrerpeton
Balanerpeton
St_Louis_tetrapod
Ptyonius
Greererpeton
Adelogyrinus
Silvanerpeton
Chroniosaurus
Eoherpeton
Anthracosaurus
Proterogyrinus
Pholiderpeton
Archeria
Gephyrostegus
Bruktererpeton
Seymouria
Utegenia
Discosauriscus
Ariekanerpeton
Paleothyris
Westlothiana
Casineria
Saxonerpeton
Microbrachis