Sir Charles Sullivan 3rd bart.

Seal held by the British Museum. 'Rectangular topaz seal-matrix in a gold mount set with black and white pastes, the handle a butterfly with wings thrown back and loop at end. A shield of arms. Sullivan (per fess, the base per pale; in chief or, a dexter hand couped at the wrist grasping a sword erect gules, the blade entwined with a serpent proper between two lions rampant respecting each other of the of the same, the dexter base vert charged with a buck trippant or, on the sinister base per pale argent and sable a boar passant counter-changed) impaling Taylor (argent, a saltire sable between a heart in chief and in base gules and a cinquefoil in each flank vert).'

BM 1927,0216.157; https://research.britishmuseum.org/research/collection_online/collection_object_details.aspx?objectId=80505&page=2&partId=1&searchText=sword%20medieval