Gleerok

http://www.zeldauniverse.net/images/stories/games/z12/bosses/firegleeok.gif

Quote from The Legend of Zelda: The Minish Cap Gleerok figurine:

"Appears in the Cave of Flames. A gleerok with a hard, Rocky shell found in Mount Crenel. Hiding in lava, this beast spews fire on everything it sees."