Oceanus in Wikipedia
In classical antiquity, Oceanus (from Greek: Ὠκεανός, lit.
"ocean"[1]) was believed to be the world-ocean, which the
ancient Romans and Greeks considered to be an enormous river
encircling the world. Strictly speaking, Oceanus was the
ocean-stream at the Equator in which floated the habitable
hemisphere (oikoumene οἰκουμένη).[2] In Greek mythology, this
world-ocean was personified as a Titan, a son of Uranus and
Gaia. In Hellenistic and Roman mosaics, this Titan was often
depicted as having the upper body of a muscular man with a
long beard and horns (often represented as the claws of a
crab), and the lower torso of a serpent (cf. Typhon). On a
fragmentary archaic vessel (British Museum 1971.11-1.1) of ca
580 BC, among the gods arriving at the wedding of Peleus and
the sea-nymph Thetis, is a fish-tailed Oceanus, with a fish in
one hand and a serpent in the other, gifts of bounty and
prophecy. In Roman mosaics, such as that from Bardo
(illustration, left) he might carry a steering-oar and cradle
a ship...
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