Home > Term: sectorial (tooth crown)
sectorial (tooth crown)
Tooth with an elliptical or circular cross-section and a single cusp; in anthropoids, generally referring to the lower anterior premolar wich wears against the overlapping upper canine, creating a honing facet on the premolar's mesial surface from cutting against the distal edge of the canine in a scissors-like action.
- Part of Speech: noun
- Industry/Domain: Archaeology
- Category: Human evolution
- Company: ArchaeologyInfo.com
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- MayaYD
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