This medium-sized mussel has well-developed, but thin, lateral teeth that are somewhat delicate.

Orcs have well-developed canine teeth for eating meat and short pointed ears that resemble those of a wolf.

Their radula contains a well-developed rachidian tooth.

The hinge is with well-developed lateral teeth in both valves, 1-1/1-1.

Unlike modern baleen whales, Mammalodon was endowed with well-developed teeth.

The flounders and spiny turbots eat smaller fish, and have well-developed teeth.

It has a short but not pointed head, with a straight nose and strong well-developed teeth.

The salmon has a fusiform body, and well-developed teeth.

The base is mainly white or pale brown, with a wide aperture and well-developed darker teeth, longer and stronger on the outer side.

The antennae of the males are made of thirteen segments, unlike twelve in workers, and their mandibles have only one well-developed tooth.