Note 1 — Chapter I
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: GIBBON states, that "Salmasius and most of the ancients confound the islands of Ceylon and Sumatra."—Decl. and Fall ch. xl. This is a mistake. Saumaise was one of those who maintained a correct opinion; and, as regards the "ancients," they had very little knowledge of Further India to which Sumatra belongs; but so long as Greek and Roman literature maintained their influence, no question was raised as to the identity of Ceylon and Taprobane. Even in the sixth century Cosmas Indicopleustes declares unhesitatingly that the Sielediva of the Indians was the Taprobane of the Greeks.
It was only on emerging from the general ignorance of the Middle Ages that the doubt was first promulgated. In the Catalan Map of A.D. 1375, entitled Image du Monde, Ceylon is omitted, and Taprobane is represented by Sumatra (MALTE BRUN, Hist. de Geogr. vol. i, p. 318); in that of Fra Mauro, the Venetian monk, A.D. 1458, Seylan is given, but Taprobane is added over Sumatra. A similar error appears in the Mappe-monde, by RUYCH, in the Ptolemy of A.D. 1508, and in the writings of the geographers of the sixteenth century, GEMMA FRISIUS, SEBASTIAN MUNSTER, RAMUSIO, JUL. SCALIGER, ORTELIUS, and MERCATOR. The same view was adopted by the Venetian NICOLA DI CONTI, in the first half of the fifteenth century, by the Florentine ANDREA CORSALI, MAXIMILIANUS TRANSYLVANUS, VARTHEMA, and PIGAFETTA. The chief cause of this perplexity was, no doubt, the difficulty of reconciling the actual position and size of Ceylon with the dimensions and position assigned to it by Strabo and Ptolemy, the latter of whom, by an error which is elsewhere explained, extended the boundary of the island far to the east of its actual site. But there was a large body of men who rejected the claim of Sumatra, and DE BARROS, SALMASIUS, BOCHART CLUVERIUS, CELLARIUS, ISAAC VOSSIUS and others, maintained the title of Ceylon. A Mappe-monde of A.D. 1417, preserved in the Pitti Palace at Florence compromises the dispute by designating Sumatra Taprobane Major. The controversy came to an end at the beginning of the eighteenth century, when the overpowering authority of DELISLE resolved the doubt, and confirmed the modern Ceylon as the Taprobane of antiquity. WILFORD, in the Asiatic Researches (vol. x. p. 140), still clung to the opposite opinion, and KANT undertook to prove that Taprobane was Madagascar.]