S1P3H4E1N1O1D2O1N1S1
16 points
SPHENODONS is validvalid
SPHENODON, [n]
SPHENODON, a member of the Sphenodont group of lizards, to which the tuatara belongs [n]
SPHENODON, [n]
SPHENODON, a member of the Sphenodont group of lizards, to which the tuatara belongs [n]