Horseman (hunter?), riding to right. Youth wearing short cloak pinned over right shoulder and circular hat hanging behind shoulder; carrying two spears horizontally in right hand. Border of maeander and x's above; key pattern below. Palmettes on shoulder. Mended from many fragments.
White, Donald J. "A View of the Horse from the Classical Perspective." Expedition: The Magazine of the University of Pennsylvania Museum of Archaeology and Anthropology 53, no. 3. (2011): 24-33. See: p. 29, fig. 9
The Perseus Project. http://www.perseus.tufts.edu/hopper/artifactBrowser?object=Vase&field=Collection&value=University+Museum%2C+University+of+Pennsylvania.
Beazley, John D. Paralipomena: Additions to Attic Black-Figure Vase-Painters and Attic Red-Figure Vase-Painters (Second Edition). Oxford: Clarendon Press, 1971. See: p. 437