A formula expressing the number and kinds of teeth possessed by a mammal. A dental formula is usually written in the form of four ‘fractions’, one for each type of tooth, with the upper and lower lines describing the upper and lower jaws respectively.
- Ellis claimed that the two populations could be separated based on slight differences of their respective dental formulae.
- Their dental formulae and molar shape vary considerably among species.
- The dental formula of tapirs is similar to that of the equids.
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