A crustacean was a class of animal life. The Sauvax were a species of sentient crustaceans, as were the Tarc. The Worrites had both crustacean and insectoid features. The non-sentient ibliton was a cephalopod-crustacean hybrid. The suuri of Tynna were crustaceans.
- Lost Tribe of the Sith: Pandemonium (Mentioned only)
- Standoff on Leritor"—Star Wars Gamer 10 "
- Young Jedi Knights: Delusions of Grandeur
- "Alien Encounters"—Star Wars Adventure Journal 14
- Alien Encounters
- Creatures of the Galaxy
- Coruscant and the Core Worlds
- Ultimate Alien Anthology