[Footnote 4: Aen. viii. 363. Possibly Virgil meant to put this dwelling on the site of the future Regia, just below the Palatine and between it and the Forum. See Servius ad loc.]
[Footnote 5: The modern visitor would cross by the Ponte Rotto, which is in the same position as the ancient bridge, just below the Tiber island.]
[Footnote 6: Livy v. 54.]
[Footnote 7: The Fratres Arvales.]
[Footnote 8: For navigation of the river above Rome see Strabo p. 235.]
[Footnote 9: Horace Od. i. 2. After a bad flood in A.D. 15 proposals were made for diverting a part of the water coming down the Tiber into the Arnus, but this met with fatal opposition from the superstition of the country people (Tacitus, Ann. i. 79). Nissen, Italische Landeskunde, i. p. 324, has collected the records of these floods.]
[Footnote 10: See Nissen, i. p. 407. But it seems likely that the Tiber valley was less malarious then than now (see Nissen's chapter on malaria in Italy, p. 410 foll.). In an interesting paper on Malaria and History, by Mr. W.H.S. Jones (Liverpool University Press), which reached me after this chapter was written, the author is inclined to attribute the ethical and physical degeneracy of the Romans of the Empire partly to this cause.]
[Footnote 11: Livy v. 54.]
[Footnote 12: Horace, Epode 16.]
[Footnote 13: Reden und Aufsätze, p. 173 foll.]