Mucosas are monsters whose upper half is composed of a humanoid chest, sharp spear like arms and a lower, spiderlike appendage. In Ehb, they can be found in Wesrin Cross, Castle Ehb, and the Vault of Eternity. In the Utraean Peninsula, they can be found in Hovart's Folly, Castle Hiroth, the Castle Hiroth Mausoleum, the Ancient Utraean Ruins, and the Volcanic Caverns. In Aranna, Twisted Mucosas can be found in the ancient Utraean school, and normal mucosas outside.