Neonatology Anatomy 3 Graphic 1. Telencephalon 2. Diencephalon 2a. Thalamus 2b. Hypothalamus 3. Midbrain (mesencephalon) 4. Pons (metencephalon) 5. Medulla Oblongata (myelencephalon) 6. Cerebellum (metencephalon)