<prompt> All of the following are Extrinsic Laryngeal MembranesLigaments, EXCEPT:HyoepiglotticCricothyroidCricotrachealThyrohyoid  <response>: Laryngeal cailages like the Thyroid cailage and Cricoid cailage are connected to each other by the Cricothyroid ligamentmembrane. The cricovocal membrane connects the thyroid, cricoid and arytenoid cailages. Cricothyroid ligamentmembrane is classified as an Intrinsic Laryngeal MembraneLigament Cricothyroid ligamentmembrane connects two laryngeal cailages thyroid cailage and cricoid cailage with each other and hence is classified as an Intrinsic Laryngeal membraneligament. Ref: Otorhinolaryngology Head and Neck Surgery By Matti Aniko, Manuel Bernal, Page 465, 466; Grays Anatomy, 38th Edition, Page 1642. 