Commentarius in Somnium Scipionis, i. 417, 498, 505-9; iii. 246.
Map, Walter (12th century),
Epistola Valerii ad Rufinum, iii. 302; v. 308, 309, 311, 312, 358.
*Marbodus (or Marbœuf, 12th century),
De Gemmis or Lapidarius, iii. 274.
Martianus Capella (5th century),
De Nuptiis Philologiae et Mercurii, v. 360.
*Martinus Dumiensis,
De Moribus, iv. 209, 218, 222, 223;
De Virtutibus Cardinalibus, v. 209;