Argent, a double-headed eagle displayed sable beaked and membered or on a chief vert two mullets of the third
Original blazon: Ar. an eagle displ. with two heads sa. beaked and membered or, on a chief vert two mullets of the third.
Crest: A cock gu. standing on a trumpet or.
Supporters: Two leopards ppr. the sinister reguard. both collared and chained or.
(Earl of Gosford).
Source: Burke's General Armory (1884)