Over one hundred Attic vases decorated with the head and neck of a horse, all dating from the first half of the sixth century B.C., are known. It has been suggested that they were given as prizes in the same way that standardized vases filled with olive oil were given to the victors in the Panathenaic games.
Said to be from Etruria
Richter, Gisela M. A. 1928. "Recent Accessions of Athenian Vases." Bulletin of the Metropolitan Museum of Art, 23(4): p. 112.
Richter, Gisela M. A. and Marjorie J. Milne. 1935. Shapes and Names of Athenian Vases. pp. 3-4, fig. 2, New York: Plantin Press.
Beazley, John D. 1978. Attic Black-Figure Vase-Painters. p. 16, no. 19, New York: Hacker Art Books.