phyletic vs tribal

phyletic

adj
  • Of or pertaining to phylogeny; phylogenetic 

  • Of or pertaining to gradual evolutionary change along a single line of descent 

tribal

adj
  • Of or relating to tribes. 

  • Based on or organized according to tribes. 

noun
  • A member of a tribe. 

  • A design or image that has been influenced by indigenous peoples; especially such a tattoo. 

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