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