Evolution of the cochlea Evolution of the cochlea Cochlea is Latin for “snail, shell or screw” and originates from the Greek word κοχλίας "kohlias". The modern definition, the auditory portion of the inner ear, originated in the late 17th century. Within the mammalian cochlea exists the organ of Corti, which contains hair cells that are responsible for translating the vibrations it receives from surrounding fluid-filled ducts into electrical impulses that are sent to the brain to process sound. This spiral-shaped cochlea is estimated to have originated during the early Cretaceous Period, around 120 million years ago. Further, the auditory innervation of the spiral-shaped cochlea
Stirrup jar jar offers two basic zones for decoration, the body and the shoulder. These are defined by concentric bands of color around the bottom and the top of the vase. The bands are present on nearly every stirrup jar, whether the canvases are painted or not. Sometimes the bands cover the entire body, and are the only decoration. The colors, generally red or brown on a cream or buff slip, are produced by hematitic inclusions in the paint. Evidence of the Linear B documents indicates that Stirrup jars were used as containers for olive oil. Speculations as to other content have