epithalamus development
The progression of the epithalamus over time from its initial formation until its mature state. The epithalamus is the small dorsomedial area of the thalamus including the habenular nuclei and associated fiber bundles, the pineal body, and the epithelial roof of the third ventricle.
GO:0160108
animal gross anatomical part developmental process
is_a
GO:0021536
diencephalon development
part_of