pontĭcŭlus, i, m. dim. [1. pons],
a little bridge , Cic. Tusc. 5, 20, 59; Cat. 17, 3; Col. 2, 2, 11; Suet. Caes. 31; Inscr. Murat. 598.
ponticulus ī, m dim.pons, a little bridge : ligneus: crura ponticuli, Ct. ...
An Elementary Latin Dictionary