The kados is the first of the vessels for drawing liquids, of which class the hydria (Fig. 188) is the best known.
One of these is a hydria at present in the Berlin Museum, No. 1906.
A nobler form is seen in the Greek hydria—a large three-handed water-vessel, adapted for carrying and pouring.
On one, a Vulcian hydria of archaic style, a naked and bearded combatant bears a leaf-shaped sword without a guard.
In one of them, a slave pours the contents of a hydria over her nude mistress.
When the Egyptians sacrificed a pig to the moon, "the first sacred emblem they carried was a hydria, or water-pitcher."
The kalpis (Fig. 187) and krossos were modifications of the hydria.
In matters of detail, a hydria in Munich, No. 125, 66 offers the best illustration.
The wine vessel in this metope, and the hydria in No. 307, indicate the wedding feast of Peirithos as the scene of the contest.
The victorious Centaur rears up above the Lapith, and is about to hurl a great stone, or perhaps a hydria, with both hands.