Rare Maya Pottery Polychrome Cacao Drinking Cup of Yuklaj Sijom, an ancient Ruler, Peten Basin, Guatemala, Late Classic. ca. 600 - 800 CE. Hieroplyphic inscription circling top and down on side of vessel with bilateral images of the Ruler above an emblem glyph on two sides. After an extensive examination, Professor Matthew Looper & Maya Scholar Yuriy Polyukhovych of California State University,Chico, CA, deemed this a very rare vessel with the name of the Ruler, Yuklaj Sijom, inscribed in hieroglyphics. Only five vessels with the name of Yuklaj Sijom are known to be in existence. Iconography of one Ruler wearing an elaborate headdresses with feather plumes and carrying a bone dagger and flint knife. The other Ruler adorned by a snarling jaguar headdress and wears a trident claw weapon of flint worn on fingers like brass knuckles. Ceramic fragments reassembled by professional conservator and in very good condition. 5 1/2" h x 4" diameter. Ex: John Fulling collection, Florida.