Vesalius (1543:23) referred to the palatine as sextis superioris maxill??? ossibus (sixth bone of the upper jaw).??? nasal foramen In delphinids, with the movement of the nasal passage from In some mammals, including the dog and armadillo, the subhorizontal (as in most mammals) to subvertical, the relation-nasal is pierced by one or more nasal foramina of uncertain vas- ships of the palatine to th