Epithalamus
（重定向自Corpus pineale）
The epithalamus is a (dorsal) posterior segment of the diencephalon. The diencephalon is a part of the forebrain that also contains the thalamus, the hypothalamus and pituitary gland. The epithalamus includes the habenula and their interconnecting fibers the habenular commissure, the stria medullaris and the pineal gland.