This marble vessel takes the form of a Pelican’s Foot shell (Aporrhais pespelecani), a species found in the Mediterranean. While natural examples measure only a few inches, this much larger version replicates the shell’s characteristic ridges and spines in stone. It was used for ritual libations, with its interior hollowed out to allow liquid to pass through a carved channel. A wide opening at one end served as the entry point for offerings, which then trickled across the shell’s textured surface before exiting through a smaller opening beneath the spines. Faint traces of red pigment suggest that the vessel was originally painted, possibly to enhance its resemblance to a real shell or to indicate its ceremonial function. Surviving examples of similar vessels are rare, and some provide evidence that this one is missing part of its original pouring section. A stone inscription from 329 B.C. at the Sanctuary of Asklepios in Athens records the dedication of a comparable object, highlighting the role of such vessels in ancient religious practices.