n. [L. galea, helmet]
1. (ARTHROPODA: Chelicerata)
A moveable process on the digit of the chelicera of pseudoscorpions, used to spin silken cocoons for protection during molting, hibernation, or the brooding of eggs.
2. (ARTHROPODA: Crustacea)
Outer distal hoodlike lobe of the second segment of the maxillula.
3. (ARTHROPODA: Insecta)
a. The outer lobe of the maxilla borne by the stipes; may be present or absent. b. Basis for coiled tongue in Lepidoptera.

Online Dictionary of Invertebrate Zoology. . 2005.