The Blazon of Arms printed above is listed as the official Arms and Crest for the Shinnick name in books of Irish heraldry. It is copied from a mounted plaque carried from Dublin to Sidney Australia by Mr. William Byrne.
ARMS: Argent a lion rampant and in chief two dexter hands couped at the wrist gules.
CREST: An arm embowed in armour holding a sword all proper.
MOTTO: "Sionnach abu" translates to "The fox to victory"