Another type is the “buckler” or round shield; also called a “targe” or “target”, it’s found as an heraldic charge as early as 1312, in the arms of Bosun [ANA2 359].
Other types of shield found in Society heraldry include the “madu” or “madhu”, an Indian shield with horns projecting from either side [Stone 423]; the “kite shield”, depicted in this form in the Bayeux Tapestry, c.1070; and the “shield of David”, another name for the star of David. See also roundel.
Edwin Bersark bears: Gules, a roundel so drawn as to represent a round shield battered in long and honorable service argent.
Umbar in Harchiral Dandachi bears: Argent, chaussé ployé cotised and in chief a kindjal dagger palewise inverted sable surmounted by a madu shield fesswise gules.