Alleged Conlisk/Cunliss/Quinlish Coat of Arms Debunked

A heraldic-products vendor, House of Names AKA Hall of Names (Swyrich Corp.), has been claiming for years that there is a coat of arms for Conlish, Quinlish, and related names (the same one for all of them). This claim seemed dubious, because no arms for any such name can be found in any reliable sources…