A roman moulding, called a <em>Cyma Reversa.</em> This like the cyma recta, is composed of two quarter circles and an upper and lower fillet. It is distinguished from the former by having its convex part above and the concave part below a horizontal center line.

Cyma Reversa

A roman moulding, called a Cyma Reversa. This like the cyma recta, is composed of two quarter…