Macra, A riuer, which runneth betweene the mountaines of Liguria.
Lewis and Short: Latin dictionary
Mācra, ae, m.I.A river in Italy, between Liguria and Etruria, now Magra, Plin. 3, 5, 7, 48; Liv. 39, 32, 2; 40, 41, 3.— II. Macra Cōmē, Gr. *makra\ kw/mh, a town in Locris, on the border of Thessaly, Liv. 32, 13, 10.