(Στίλβη), a daughter of Peneius and Creusa, became by Apollo the mother of Lapithus and Centaurus. (Diod. 4.69; Schol. ad Apollon. Rhod. 1.40.)
[L.S]A Dictionary of Greek and Roman biography and mythology
Smith, William
A Dictionary of Greek and Roman biography and mythology. William Smith, LLD, ed. 1890