S / sittўbus
noun

sittўbus

gen. sittўbi · gender masculine · decl. 2nd
a strip of parchment; attached to a roll or book; bearing the title and the author's name
a strip of parchment, attached to a roll or book, bearing the title and the author's name, Cic. Att. 4, 5, 3; 4, 8, a, 2 B. and K. (in some editions sillybus; cf. σιλλύβους, id. ib. 4, 4, b, 1).