ClipArt ETC
"Saurognathous skull of woodpecker (Colaptes auratus). v, v, the posterior parts of the abortive vomer; s, point of sphenoid; mxp, maxillopalatine; pt, pterygoid; me, ossified mesethmoid; pl, palatine; q, quadrate; bt, basitemporal; fm, foramen magnum. The posterior part of one palatine is cut away to show the long anterior projection of the pterygoid." -Whitney, 1911

Woodpecker Skull

"Saurognathous skull of woodpecker (Colaptes auratus). v, v, the posterior parts of the abortive vomer;…