Counter-seal of Rotrou, Archbishop of Rouen (between 1164-1183).
Frontal view of a cock-headed Anguipes, head to left. Right hand raised (and holding a whip?), left hand holding a round shield.
Bibliography
Douët d’Arcq 1867, 468, no. 6363.
Demay 1877, XXIII, no. 338.
Zwierlein-Diehl 2007, 471, ad fig. 848.