P3 definitions

P3

The third phalanx, or the third bone in a digit.
Found on https://www.encyclo.co.uk/local/22445

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P3

Designation of the third (next to last) premolar in the upper jaw of a mammal. Capital letters designate teeth in the upper jaw and lowercase letters designate teeth in the lower jaw.
Found on https://www.utep.edu/leb/keys/glossary.htm

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