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Pleurodont is a form of tooth implantation common in reptiles of the order Squamata, as well as in at least one temnospondyl. The labial (cheek) side of pleurodont teeth are fused ( ankylosed) to the inner surface of the jaw bones which host them. The lingual (tongue) side of pleurodont teeth are not attached to bone, and instead are typically held in place by connective ligaments. This contrasts with
thecodont Thecodontia (meaning 'socket-teeth'), now considered an obsolete taxonomic grouping, was formerly used to describe a diverse "order" of early archosaurian reptiles that first appeared in the latest Permian period and flourished until the end of t ...
implantation, in which the teeth are set in sockets and surrounded by bone on all sides.


References


External links


Tooth Implantation at palaeos.com

Oral Cavity of Reptiles - Anatomy and Physiology
Dentition types Reptile anatomy {{Vertebrate anatomy-stub