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- Derived from 1st Pharyngeal Groove:
- Derived from 1st Pharyngeal Arch:
- Auricle or Pinna
- Malleus and Incus
- Derived from 2nd Pharyngeal Arch:
- Stapes Suprastructure
- Stapes Footplate and Annular Ligament
- Derived from 1st Pharyngeal Pouch:
- Tympanic Cavity
- Eustachian Tube
- Derived from All 3 Germ Layers:
- Derived from Otic Capsule:
- Derived from Otic Vesicle (Pars Superior):
- Semicircular Canals and Utricle
- Derived from Otic Vesicle (Pars Inferior):
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