Charge (heraldry) others, but the most frequently occurring of these are various forms of dragons. The "dragon", thus termed, is a large monstrous reptile with, often, a forked or barbed tongue, membraned wings like a bat's, and four legs. The "wyvern" and "lindworm" are dragons with only two legs. The salamander is typically shown as a simple lizard surrounded by flames. Also notably occurring (undoubtedly owing much of its fame to Napoleon, though it also appears in much earlier heraldry) is the bee. Animals' heads are also very frequent charges, as are the paw or leg ("gamb") of the lion, the wing
Ecclesiastical heraldry Ecclesiastical heraldry Ecclesiastical heraldry refers to the use of heraldry within the Christian Church for dioceses and Christian clergy. Initially used to mark documents, ecclesiastical heraldry evolved as a system for identifying people and dioceses. It is most formalized within the Catholic Church, where most bishops, including the Pope, have a personal coat of arms. Clergy in Anglican, Lutheran, Eastern Catholic and Eastern Orthodox churches follow similar customs, as do institutions such as schools and dioceses. Ecclesiastical heraldry differs notably from other heraldry in the use of special insignia around the shield to indicate rank in a church or denomination.