Supernumerary teeth can be classified by shape and by position.

The presence of supernumerary teeth (extra teeth) makes pericoronitis more likely.

However, fusion can also be the union of a normal tooth bud to a supernumerary tooth germ.

Fourth and fifth molars that form behind the third molars are another kind of supernumerary teeth.

It can be used in case of detection hyperdontia (supernumerary teeth) & impacted teeth.

When classified by position, a supernumerary tooth may be referred to as a mesiodens, a paramolar, or a distomolar.

The permanent teeth include supernumerary teeth.

Most adults have four wisdom teeth, but it is possible to have fewer or more, in which case the extras are called supernumerary teeth.

Supernumerary teeth in deciduous (baby) teeth are less common than in permanent teeth.

Hyperdontia is the condition of having supernumerary teeth, or teeth which appear in addition to the regular number of teeth.

Many supernumerary teeth never erupt, but they may delay eruption of nearby teeth or cause other dental or orthodontic problems.

If any additional teeth form, for example, fourth and fifth molars, which are rare, they are referred to as supernumerary teeth (hyperdontia).

The most common supernumerary tooth is a mesiodens, which is a mal-formed, peg-like tooth that occurs between the maxillary central incisors.

Hyperdontia is seen in a number of disorders, including Gardner's syndrome and cleidocranial dysostosis where multiple supernumerary teeth are seen that are usually impacted.

The entity drew its thin upper lip back in an angry snarl, displaying two supernumerary teeth distended from the cavities in its upper jaw.

It is suggested that supernumerary teeth develop from a second tooth bud arising from the dental lamina near the regular tooth bud or possibly from splitting the regular tooth bud itself.

It would also be feasible to introduce additional alphabetic characters or other symbols, for example to denote supernumerary teeth or bridge pontics, to which a purely numerical method such as the FDI system does not lend itself easily.

Gardner syndrome can be identified based on oral findings, including multiple impacted and supernumerary teeth, multiple jaw osteomas which give a "cotton-wool" appearance to the jaws, as well as multiple odontomas, congenital hypertrophy of the retinal pigment epithelium (CHRPE), in addition to multiple adenomatous polyps of the colon.