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"a, the osseous septum grooved for the passage of the cochlear nerve b, which terminates by a free end inside the chamber c, along the floor of which it lies for a short distance; d, d are the two layers of the membranous septum. Lying in contact with the end of the nerve is the enlarged extremity of a rod e, which is connected in a flail-like manner by the hinge f to another rod, which is fixed at g." — Chambers' Encyclopedia, 1875

Auditory Nerve

"a, the osseous septum grooved for the passage of the cochlear nerve b, which terminates by a free end…

An instrument for threshing or beating grain from the ear.

Flail

An instrument for threshing or beating grain from the ear.

Two men thresh a sheaf of wheat using flails. The flails appear to be made from two sticks joined together at a bendable joint. The men are beating the grain. One man's flail is in the air, while the other man's flail hits the bundle of wheat. Both are wearing short, belted tunics and knee length pants. The original drawing is from a 14th century psalter called "The Luttrell Psalter".

Threshing Wheat with Flails in the 14th Century

Two men thresh a sheaf of wheat using flails. The flails appear to be made from two sticks joined together…