Onesimos was an ancient Athenian vase painter who flourished c. 500–480 BC. He specialized in decorating cups, mostly of Type B, which comprise virtually all known examples of his work.
Onesimos, centauromachy on a red-figure psykter (c. 500–475 BC), Villa Giulia, Rome
Douris or Duris was an ancient Athenian red-figure vase-painter and potter active c. 500 to 460 BCE.
Peleus abducts Thetis, who is shape-shifting into a lioness to fight back, medallion of a cup of Phase IV, border with double meander, Cabinet des médailles, BNF (Inv. 539)
Jason being regurgitated by the dragon who keeps the Golden Fleece (center, hanging on the tree); Athena stands to the right. Red-figured kylix, c. 480–470 BC. From Cerveteri (Etruria). Vaticans Museums
"Hook" collarbone characteristic of the style of Douris, detail of a medaillon of a cup, c. 480} BCE, Louvre (G 121).
Signature of Douris ΔΟΡΙΣ ΕΓΡΑΦΣΕΝ, detail of the cup called "pieta of Memnon", c. 490-480 BCE, Louvre (G 115).