An acrostolium is a decorative feature found on the bows of ancient Roman, Greek and other nations'

galley A galley is a type of ship that is propelled mainly by oars. The galley is characterized by its long, slender hull, shallow draft, and low freeboard (clearance between sea and gunwale). Virtually all types of galleys had sails that could be used ...

s, in an upward-curving extension of the ship's stem, often terminating in a helmet, shield or animal motif. A precursor to ship figureheads, the acrostolium was a semi-religious object intended to draw favour from sea gods or ward off evil weather.* Versions of acrostolia were also featured in rostral columns marking notable seaborne events.

References

{{reflist Watercraft components Ancient Roman art