Cetus (mythology)
In ancient Greek, the word ketos (Ancient Greek: Κῆτος, Kētos, plural cetea Ancient Greek: κήτεα) - Latinized as cetus - denotes a large fish, a whale, a shark, or a sea monster. The sea monsters slain by Perseus and Heracles were each referred to as a cetus by ancient sources. The term cetacean originates from cetus. In Greek art, cetea were depicted as serpentine fish. The name of the mythological figure Ceto is derived from ketos. The name of the constellation Cetus also derives from this word.
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