TENE´BRIUM(Τενέβριον ἄκρον, Ptol. 2.6.16), a promontory on the E. coast of Spain, near the mouth of the Iberus. Stephanus B. (s. v.) also mentions a district called Tenebria, and Ptolemy a harbour called Tenebrius, which Marca ( Hisp. 2.8) takes to be Alfachsnear Tarragona, but which must be looked for to the SW.
[T.H.D]