Aulla is a comune in the province of Massa and Carrara, Tuscany, central Italy. It is located in the valley of the River Magra. In 1977, the Italian …Aulla is a comune in the province of Massa and Carrara, Tuscany, central Italy. It is located in the valley of the River Magra. In 1977, the Italian geologist Augusto Azzaroli discovered a series of mammal rests with a correlated fauna in the adjacent locality of Olivola. The so-called Olivola Conglomerates dated back to the late Villafranchian age.