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