Exonumia are numismatic items other than coins and paper money. This includes "Good For" tokens, badges, counterstamped coins, elongated coins, encased coins, souvenir medallions, tags, wooden nickels and other similar items. It is an aspect of numismatics and many coin collectors are also exonumists.
Assorted exonumia, including a poker chip and an elongated coin
A Smokey Bear Geocoin
Obverse of a communion token from South Leith Parish Church
A Great Western Railway pay cheque
Numismatics is the study or collection of currency, including coins, tokens, paper money, medals and related objects.
Coin collectors and enthusiasts at an exhibition organized by the Numismatic Society of Calcutta, Kolkata, West Bengal
Alexander the Great memorial tetradrachm from the Temnos Mint c. 188–170 BC