Luentinum

Dictionary of Greek and Roman Geography

LUENTI´NUM(Λουέντινον), in Britain, mentioned by Ptolemy (Ptol. 2.3) as a town of the Dimetae, Maridunum ( Caer-marthen) being the other. The Monumenta Britannicasuggests Llan-dewy-brevy.
[R.G.L]