Answer:
This is an example of the epic convention Homeric simile
Explanation:
A Homeric simile receives its name from the Greek author Homer who used this kind of device in the Greek epics the Iliad and the Odyssey, it consists in making a detailed comparison like any regular simile with a difference in length since the Homeric simile cover several lines. This excerpt makes a simile between the ship and the horses and the kind of movement they make.
