Glyph D4 Couplet: Part 1 yo:wa:l(a) T606.na meaning unknown    --  Schele, 1988 (the maize title)    --  Robertson, 1985

Photo: Mark Van Stone   zoom Drawing: Merle Greene Robertson

Robert Wald (1999) has read this glyph as yo-'ol-la tan-na / yol tan / "in the portal of the center".