[512] Cic. de Nat. Deorum, ii. 8.
[513] Cic. Harusp. resp. 19.
[514] Livy xliv. 1. 11; Sallust, l.c.; Gellius, Noct. Att. ii. 28. 2.
[515] Polyb. vi. 56.
[516] Posidonius ap. Athenaeum vi. 274 A; Dion. Hal. ii. 27. 3.
[517] Gell. ii. 28.
[518] Marquardt, iii. 126.
[519] Cato, R.R. 142.
[520] Calpurnius, Eclogue, v. 24. I have described a similar scene in the Alps in A Year with the Birds, ed. 2, p. 126.
[521] Petronius, Sat. 117: "His ita ordinatis, quod bene feliciterque eveniret precati deos, viam ingredimur." I owe this reference, as others in this context, to Appel's treatise de Romanorum precationibus, p. 56 foll.