Changes

Rygh's typology is the most widely referred to and was used by Petersen in 1919 [PETERSEN 1919] and almost all books and papers since. A new typology is presented in Hjardar & Vike 'Vikings at War'. Little information is given regarding the typology in the book. [HJARDAR & VIKE 2016:p.185] ===R564 Early/ Type A==={{Type| "Shield-boss with an approximately hemispherical dome and a high, clearly offset neck increasing slightly in diameter towards a flat or slightly slanting flange. A variant has a less pronounced transition between dome and neck, and a lower neck."[PEDERSEN 2014A:p.98] <br>Date - From AD 700 to AD 925.

===R562 General/ Type B==={{Type| "Shield-boss with a lower, not quite hemispherical dome without a pronounced transition towards a very low neck."[PEDERSEN 2014A:p.98] <br>Date - From AD 830 to AD 970.

===R563 Late/ Type C==={{Type| "Shield-boss with a low dome shaped as a section of a sphere with a very short or no neck and a flat or slanting flange."[PEDERSEN 2014A:p.98] <br>Date - From AD 940 to AD 1050+.

===R565 Late & Eastern/ Type D1, D2, D3==={{Type| "Roughly conical shield-boss, with or without a pronounced knob at the centre; without a neck and with a flat or slanting flange."[PEDERSEN 2014A:p.98] <br>Date - From AD 970 to AD 1050+.