gray matter of midbrain Nervous gray matter of midbrainOpen the 3D modelThe 3D model needs JavaScript.3D models: Song-Lin Ding, Joshua J. Royall, Susan M. Sunkin, Benjamin A.C. Facer, Phil Lesnar, Amy Bernard, Lydia Ng, Ed S. Lein (2020). "Allen Human Reference Atlas - 3D, 2020," RRID:SCR_017764, version 1.0.0. © 2019 Allen Institute for Brain Science. Licensed under CC BY 4.0. Surface meshes derived from the annotation volume. In 1 atlas Brain (Allen Human Reference Atlas 3D) Parts in this atlas right superior colliculusleft superior colliculusright inferior colliculusleft inferior colliculusmidbrain tegmentumleft pretectal regionright pretectal regionleft red nucleusright red nucleusleft substantia nigraright substantia nigra Neighbouring structures left midbrainleft side of midbrainpart of midbrainright midbrainright side of midbrainventricle of midbrainwhite matter of midbraincerebral aqueductmidbrain tectum