¹⁸ See Varro, De re rustica 1.2.19 on goat sacrifice to Bacchus; 2.4.9 on sacrificing pigs to Ceres. The animal sacrifice to Ceres at Georgics 1.345 goes unidentified but should be a piglet. Swine are mentioned in passing at 1.400, 2.520, and 3.497.