(Captorhinus,((Limnoscelis,Diadectes),((Varanops,(Ophiacodon,(Dimetrodon,Sphenacodon))),(Chalselli,((Edaphosaurus,(Ttexensis,Agreeni)),(Eothyris,(Odolesorum,(Cbroilii,(Erutenus,((Csanangeloensis,(Cagilis,Cnicholsi)),((Alierasaurus,(Cbransoni,(Cromeri,(Chancocki,Rrussellorum)))),(Aromeri,(Adolani,Etecton)))))))))))));