th ▁century . ▁The ▁county ▁of ▁Sch wer in ▁in ▁the ▁middle ▁and ▁in ▁the ▁quarter ing ▁Me ck len burg ▁( b ull ' s ▁head ▁with ▁hide ), ▁Rost ock ▁( gr iff in ), ▁princip ality ▁of ▁Sch wer in ▁( gr iff in ▁sur mount ing ▁green ▁rectangle ), ▁R atz eb urg ▁( cross ▁sur mount ed ▁by ▁crown ), ▁St arg ard ▁( arm ▁with ▁hand ▁holding ▁ring ) ▁and ▁W enden ▁ ▁( b ull ' s ▁head ). ▁The ▁shield ▁is ▁supported ▁by ▁a ▁b ull ▁and ▁a ▁gr iff in ▁and ▁sur mount ed ▁by ▁a ▁royal ▁crown . ▁ ▁The ▁du kes ▁of ▁St rel itz ▁used ▁according ▁to ▁Sie bm ach ers ▁the ▁blue - yellow - red ▁flag ▁with ▁just ▁the ▁( oval ) ▁shield ▁of ▁Me ck len burg ▁in ▁the ▁yellow ▁band . ▁ ▁Str ö hl ▁in ▁ 1 8 9 7 ▁and ▁Bulg aria , ▁show ▁another ▁arrangement : ▁The ▁grand - du ke ▁of ▁Me ck len burg - Sch wer in ▁flows ▁a ▁flag ▁( 4 : 5 ) ▁with ▁the ▁arms ▁of ▁the ▁figures ▁from ▁the ▁shield ▁of ▁arms . ▁ ▁The ▁former ▁Sch wer in ▁standard ▁with ▁the ▁white ▁quadr ant ▁is ▁now ▁as cribed ▁to ▁the ▁grand ▁du kes ▁of ▁St rel itz . ▁Str ö hl ▁mentions ▁a ▁flag ▁for ▁the ▁grand ▁du cal ▁house ▁by ▁law ▁of ▁ 2 3 ▁December ▁ 1 8 6 3 ▁with ▁the ▁middle ▁arms