băcillum — Lewis & Short
băcillum, i, n. (băcillus, i, m., dim.baculus,
Isid. Orig. 20, 13, 1)I a small staff, a wand, Cic. Fin. 2, 11, 33; id. Div. 1, 17, 30 dub.; Varr. R. R. 1, 50, 2; Juv. 3, 28.—
II Esp., the wand or staff of the lictor:
anteibant lictores, non cum bacillis, sed cum fascibus,Cic. Agr. 2, 34, 93.