Sinuses

The sinuses were a part of the anatomy of several species, including Humans, Hutts, Sakiyans, and Yuuzhan Vong,

Appearances

 * Episode I Adventures 6: The Hunt for Anakin Skywalker
 * Zorba the Hutt's Revenge
 * The Courtship of Princess Leia
 * X-wing: Iron Fist
 * Star by Star
 * Enemy Lines I: Rebel Dream
 * Sacrifice
 * Revelation
 * Abyss