Hyoid bone
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The hyoid bone, also known as the lingual bone or the tongue-bone, is a horseshoe-shaped bone situated in the anterior midline of the neck between the chin and the thyroid cartilage. At rest, it lies
The hyoid bone, present at the front of the neck, has a body and two sets of horns
The hyoid bone of a gecko with attached tracheal rings
Hyoid bones of various birds in the Natural History Museum, Vienna
Upsilon
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Upsilon or ypsilon is the twentieth letter of the Greek alphabet. In the system of Greek numerals, Υʹ has a value of 400. It is derived from the Phoenician waw.
Hyoid bone
…mouth and the tongue above, the larynx below, and the epiglottis and pharynx behind. Its name is derived from Greek hyoeides 'shaped like the letter upsilon (υ)'. The hyoid bone is classed as an irregular bone and consists of a central part called the body, and two pairs of horns, the greater and lesser…
The Greek alphabet on a black figure vessel, with a V-shaped upsilon
Geoffroy Tory Ypsilon