I must say you appear to have studied his family-tree pretty closely.
Such names as Sibilla and Emmota occur very early in the family-tree.
Socrates once said to Plato, "Anybody can trace to Codrus—by paying enough to the man who makes the family-tree."
What became of the junior scions of the family-tree was to him a matter of secondary consideration.
Van traced a family-tree on the tablecloth with a salt-spoon, for his guest's better information.
A family-tree I once cultivated myself, and found therefrom but a scanty yield, and that quite tasteless and innutritious.