The word lunula means little moon and may also refer to: Lunula (amulet), a Roman amulet worn by girls, the equivalent of the bulla worn by boys Lunula (anatomy), the pale half-moon shape at the base of a fingernail Lunule (bivalve), a crescent-moon shaped area on the shells of some marine bivalves Two round brackets and the text between them Gold lunula, a specific kind of archaeological solid collar or necklace from the Bronze Age or later The openings in the test of a sand dollar Calophasia lunula, a species of moth Chaetodon lunula, a species of butterflyfish See also Lunette (disambiguation) Lune (disambiguation)