Thetis Seated on Hippocampus, Delivering the spear and shield of Achilles. Published August 12, 2018 at 1200 × 717 in Thetis Delivering Achilles’ Shield in Art Through the Ages ← Previous Next → Thetis Seated on Hippocampus, Delivering the spear and shield of Achilles. Ancient Greek Mosaic from Eretria, ca. 400-350 BCE. Source: CC0 via Wikimedia Commons Share this:FacebookTwitterLinkedInPinterestTumblrInstagramRedditLike this:Like Loading...