The creature's wide and lipless mouth opened to reveal a serrated ridge of fine, sharp teeth.

Tail a little compressed, at the base with a slightly serrated upper ridge.

A serrated ridge ran along its spine like a row of rusty knives.

He huddled closer in his blankets and watched the moon rise until it swung free above the black, serrated ridge.

There is also an additional serrated ridge of skin behind the main nose-leaf.

Or that the dark, serrated ridges conceal no spirit?

In the distance the serrated ridge of mountains drew a ragged black line.

I had created a sharp, serrated ridge of cartilege on my arm and reinforced the muscle.

A high, serrated ridge sliced across the terrain like a giant saw.

One had skin marked with fine serrated ridges; the other was shadowy and the ghost of the curtains could be seen through him.