Semantics: the Carters from Capt. Thomas of Lancaster either went south ... OR ... down into the SW corner of Virginia. i.e., Amherst, Russell, Scott, etc., and not simply west. (We have DNA proof of my brother-in-law from TN back to Capt. Thomas of Lancaster by way of a dozen other donors).
Feel free to visit our website with the several clans of Carter of Colonial Virginia: