"Red nucleus" is present at
The red nucleus is diagnostic of midbrain division at the level of the superior colliculus; it lies between the occulomotor nucleus (CN III) and the substantia nigra. fig:- crossection at the level of Superior colliculus Midbrain
Base of pons
Midbrain, at level of superior colliculus
Midbrain, at level of inferior colliculus
Medial medulla
Brainstem, cerebellum and ventricles