ūraeus — Lewis & Short
ūraeus, a, um, adj., = ou)rai=os,
I of or belonging to the tail:
cybia,tail-pieces of tunny-fish, Plin. 32, 11, 53, § 151 (dub.; Jahn, terna cybia); cf. uraeon = ou)rai=on, fishtail, Varr. L. L. 5, § 77 Müll.