Proper noun
Melusine
(mythology) A figure of European folklore and mythology (mostly Celtic), a female spirit of fresh water in a sacred spring or river, usually depicted as a serpent or fish from the waist down, and sometimes with wings.
Mendelssohn's other contributions to this genre include his Calm Sea and Prosperous Voyage overture (1828), his overture The Hebrides (1830; also known as Fingal's Cave) and the overtures Die schöne Melusine (The Fair Melusine, 1834) and Ruy Blas (1839). Source: Internet
Wood, Melusine, More Historical Dances, (Imperial Soc. Dancing, 1956) ISBN 0-900484-12-8 Miss Wood passed her research on to her student Belinda Quirey, and also to Pavlova Company ballerina & choreographer Mary Skeaping (1902–1984). Source: Internet