Lewis Short
(adjective) = οὐραῖος: ūraeus, a, um
* Of or belonging to the tail: cybia,tail-pieces of tunny-fish,Plin. 32, 11, 53, § 151 (dub.; Jahn, terna cybia); cf. uraeon = οὐραῖον, fishtail, Varr. L. L. 5, § 77 Müll.
Charlton T. Lewis, Charles Short, A Latin Dictionary