Gomphodontosuchus Tritheledontidae Epicynodontia Thrinaxodon Bridetherium Kuehneotherium Docodon Riograndia Peraiocynodon Menadon Protheriodon Kuehneotheriidae Morganucodonta Santacruzodon Mammaliaformes Docodonta Traversodon Cynognathus Chiniquodontidae Protuberum Cynodontia Chiniquodon Massetognathus Hadrocodium Ecteninion Brasilodon Diegocanis Candelariodon barberenai Gomphodontosuchinae Therioherpeton Traversodontidae Siriusgnathus Irajatherium Luangwa (cinodonte) Gomphodontia Morganucodon Megazostrodon Castorocauda Prozostrodon Trucidocynodon Charruodon Ecteniniidae Eucynodontia Probainognathia Adelobasileus Exaeretodon Sinoconodon Haramiyida Gondwanatheria