ghost bat

Etymology
Named for the extremely thin membrane of its wings, giving a ghostly appearance at night.

Noun

 * 1) An Australian bat,, with grey to white fur, long narrow wings, and sharp teeth.
 * 2) A bat of any of the species of genus  of the tropical Americas.
 * 1) A bat of any of the species of genus  of the tropical Americas.

Synonyms

 * false vampire bat