Lunula
Introduction

**Lunula** ([Latin](/wiki/Latin_language "Latin language") for "little moon") may refer to:

* [Lunula (amulet)](/wiki/Lunula_%28amulet%29 "Lunula (amulet)"), a Roman amulet worn by girls, the equivalent of the bulla worn by boys
* [Gold lunula](/wiki/Gold_lunula "Gold lunula"), a specific kind of archaeological solid collar or necklace from the Bronze Age or later
* Lunula, the crescent\-moon decoration on an ancient Roman [calceus senatorius](/wiki/Calceus_senatorius "Calceus senatorius")
* [Lunula (anatomy)](/wiki/Lunula_%28anatomy%29 "Lunula (anatomy)"), the pale half\-moon shape at the base of a fingernail
* [Lunule (bivalve)](/wiki/Lunule_%28bivalve%29 "Lunule (bivalve)"), a crescent\-moon shaped area on the shells of some marine bivalves
* *[Calophasia lunula](/wiki/Calophasia_lunula "Calophasia lunula")*, a species of moth
* *[Chaetodon lunula](/wiki/Chaetodon_lunula "Chaetodon lunula")*, a species of butterflyfish
* The openings in the [test](/wiki/Test_%28biology%29 "Test (biology)") of a [sand dollar](/wiki/Sand_dollar "Sand dollar")
* A set of rounded [parentheses](/wiki/Bracket "Bracket") and the text within them

How many different meanings does Lunula have?