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