Upright oval intaglio with bevelled edge. The masks of a bald, bearded Silenus and a horned Pan, shown in profile, are joined together at the back. The term gryllos, commonly used for such fusions of different motifs, is derived from Greek and originally referred to a misshapen, comic figure. Images of this kind, already found on Phoenician scarabs of the 6th century B.C., were highly popular gem motifs during the Roman Imperial period. They usually depict grotesque composite masks or figures composed of several human or animal heads. The gem was probably set in a piece of jewelry, possibly a ring. Intact.