Blazon

Shield: Per pale indented Argent and Gules, in the canton a wolf's head couped at the neck Sable.

Crest: Two wings elevated Argent, charged with two mullets of six Gules.

Mottos: Below the shield: Justus et propositi tenax. Over the crest: Tuto et celeriter

The Penrices of Kilvrough were a junior branch of the Penrice family the eldest branch of which had been seated at Penrice Castle.