c, Waved ribbon.

d, Cable or Torus.

e, Chevron or Zigzag.

f, Billet.

g, Nail-head.

h, Scales or Imbrication.

i, Lozenge.

k, Tooth Ornament.

Fig. 376.—Various Romanesque Moulding Ornaments.

The tower was a feature of later Romanesque work, which marked the broad difference between the latter and Byzantine architecture; these towers had their stories decorated with semicircular arches on corbels or on small pillars (Fig. 377).