
Introduction.- The primary nose and palate in evolution.- The primary nose and palate in human embryo development parallels between evolution and development of the nose.- The seemingly simple formation of the secondary palate and nose in the human embryo.- The complex formation...

The phylontogenic theory proposes an original understanding of nose, sinus and midface formation and development by looking back in evolution for the first traces of the olfactory organ and then tracing its successive phyletic transformations to become part of the respiratory...