It has tusks growing from its lower jawbone, and large faceted, insect-like eyes.
It is known only from a partial lower jawbone.
It was simply the lower jawbone of an antelope, with the teeth still in place; there would be no substantial improvement until the coming of steel.
Unlike groupers or snappers, grunts have a strong fixed lower jawbone.
The mandible is the lower jawbone of a vertebrate animal.
It was the lower jawbone of a human being.
Intramembranous bone formation is the simpler process, and it's responsible for forming a person's skull and lower jawbone.
They reminded her of the lower jawbones of mammoths that had been used to construct Vincavec's lodge.
He saw a male take the lower jawbone of a young deer, from which small sharp teeth protruded like pebbles.
It was a cartilage creature's lower jawbone, as I have said.