Lewis & Short

Deucălĭon, ōnis, m., Δευκαλίων, son of Prometheus, king of Phthia, in Thessaly, and husband of Pyrrha. He is famous on account of the deluge sent in his days by Jupiter, and as the progenitor of a new race of men, Ov. M. 1, 318 sq.; Hyg. Fab. 153; Just. 2, 6; Verg. G. 1, 62 al.: nimiae Deucalionis aquae, Deucalion’s deluge, Ov. F. 4, 794; Prop. 2, 32, 53 (3, 30, 53 M.).
Hence, Deucălĭōnēus, a, um, adj., of Deucalion: undae, Ov. M. 7, 356: imbres, Luc. 1, 653: cautes, Col. poet. 10, 67.