The roof of the mouth and its supporting anatomy. In avian comparisons, contacts among the vomer, palatine bone, pterygoid bone and braincase are important for cranial kinesis.
An avian palatal arrangement with more mobile pterygoid–palatine articulation and reduced bracing compared with the palaeognathous palate. Mobility varies among species and cannot be read from the group name alone.
An avian palatal arrangement with extensive bracing among the vomer, pterygoid bone, palatine bone and skull base. It is associated with Palaeognathae; the name does not establish evolutionary primitiveness.
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