MARTOS  , a

town of southern Spain, in the province of Jaen, 16 m . W.S.W. of Jaen, by the Jaen-Lucena railway . Pop . (1900), 17,078 . Martos is situated on an outlying western peak of the Jabalcuz mountains, which is surmounted by a ruined castle and overlooks the plain of Andalusia . In the neighbour-hood are two sulphurous springs with bathing establishments . The local trade is almost exclusively agricultural . Martos perhaps stands on or near the site of the Tucci of Ptolemy, which was fortified and renamed Colonia Augusta Gemella by the Romans . By Ferdinand III. it was taken from the Moors in 1225, and given to the knights of Calatrava; it was here that the brothers Carvajal, commanders of the order, were in 1312 executed by command of Ferdinand IV . Before their death they summoned Ferdinand to meet them within thirty days at the judgment-seat of God .