The shield is comprised of {TAIL ~ a pair} of identical crescent shaped panels joined together by a seam which is adjacent to a concave border of {HEAD ~ the shield} 
The shield is comprised of { TAIL ~ a pair } of identical crescent shaped panels joined together by a seam which is adjacent to a concave border of { HEAD ~ the shield }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD