in taxon results in morphogenesis of anatomical structure morphogenesis animal organ morphogenesis odontogenesis odontogeny GO:0042477 odontogenesis of calcareous or chitinous tooth tooth morphogenesis tooth development odontosis GO:0042476 The process whose specific outcome is the progression of a tooth or teeth over time, from formation to the mature structure(s). A tooth is any hard bony, calcareous, or chitinous organ found in the mouth or pharynx of an animal and used in procuring or masticating food. Wikipedia:Odontogenesis Bilateria Aves tooth-like structure