Plinianae Exercitat., (p.

781, 782,) and most of the ancients, who often confound the islands of Ceylon and Sumatra, is more clearly described by Cosmas Indicopleustes; yet even the Christian topographer has exaggerated its dimensions.

His information on the Indian and Chinese trade is rare and curious, (l.ii.p.138, l.xi.p.337, 338, edit.

Montfaucon.)] As silk became of indispensable use, the emperor Justinian saw with concern that the Persians had occupied by land and sea the monopoly of this important supply, and that the wealth of his subjects was continually drained by a nation of enemies and idolaters.

An active government would have restored the trade of Egypt and the navigation of the Red Sea, which had decayed with the prosperity of the empire; and the Roman vessels might have sailed, for the purchase of silk, to the ports of Ceylon, of Malacca, or even of China.