dentary bone vs maxillary

dentary bone

noun
  • The mandible of a vertebrate, or homologous bone in the lower jaw of ancestral and related animals, which holds teeth. 

maxillary

noun
  • A tooth growing from the upper jawbone. 

adj
  • Of or relating to the jaw or jawbone. 

  • Of or pertaining to the maxillae of an arthropod. 

How often have the words dentary bone and maxillary occurred in a corpus of books? (source: Google Ngram Viewer )