Dictionary of Ichthyology |
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coins = fish appear on various coins as they have long been important economically and symbolically. |
Silver tetradrachm issued by the city of Cyzicus, ca. 350 B.C., showing a
tuna fish below, from Wikimedia Commons:
http://commons.wikimedia.org/wiki/File:Tetradrachm_ Cyzicus_350BC_reverse_CdM_Paris.jpg |