(Procynosuchus,(Thrinaxodon,(Cynognathus,(Diademodon,(Trirachodon,((Pascualgnathus,Andescynodon),(Scalenodon_hirschsoni,((Scalenodon_angustifrons,Luangwa),(Traversodon,(Dadadon,((Massetognathus,Santacruzodon),(Gomphodontosuchus,(Menadon,(Exaeretodon,Scalenodontoides))))))),(Boreogomphodon,Arctotraversodon,Nanogomphodon))))))));