This is a very fine example of a Sant'Anatolia-type kyathos, a popular shape made in both bronze and terracotta. Several others of the type were found in the tomb-group from Civita Castellana displayed in a nearby case.
Richter, Gisela M. A. 1914. "Department of Classical Art: Accessions of 1913. Bronzes." Bulletin of the Metropolitan Museum of Art, 9(4): p. 95, fig. 7.
Richter, Gisela M. A. 1915. Greek, Etruscan and Roman Bronzes. no. 574, pp. 208-9, New York: Gilliss Press.
de Puma, Richard Daniel. 2013. Etruscan Art in the Metropolitan Museum of Art. no. 4.46, pp. 80, 313, New Haven and London: The Metropolitan Museum of Art.