| retrorubral area of midbrain reticular nucleus |
| cerebral peduncle |
| oculomotor nerve root |
| midbrain tegmentum |
| dorsal tegmental decussation |
| lateral pes lemniscus |
| linear nucleus |
| dorsal longitudinal fasciculus of midbrain |
| nucleus of posterior commissure |
| rostral interstitial nucleus of medial longitudinal fasciculus |
| oculomotor nuclear complex |
| dorsal oculomotor nucleus |
| central oculomotor nucleus |
| medial oculomotor nucleus |
| parvocellular oculomotor nucleus |
| ventral oculomotor nucleus |
| caudal central oculomotor nucleus |
| anterior median oculomotor nucleus |
| intermediate oculomotor nucleus |
| dentatothalamic tract |
| interstitial nucleus of Cajal |
| midbrain reticular formation |
| pedunculopontine tegmental nucleus |
| subcuneiform nucleus |
| cuneiform nucleus |
| central tegmental tract of midbrain |
| midbrain raphe nuclei |
| pallidotegmental fasciculus |
| dorsal tegmental nucleus |
| red nucleus |
| parvocellular part of red nucleus |
| magnocellular part of red nucleus |
| central gray substance of midbrain |
| root of trochlear nerve |
| mesencephalic nucleus of trigeminal nerve |
| peripeduncular nucleus |
| spinothalamic tract of midbrain |
| decussation of superior cerebellar peduncle |
| medial lemniscus of midbrain |
| habenulo-interpeduncular tract of midbrain |
| dorsal raphe nucleus |
| ventral nucleus of posterior commissure |
| ventral tegmental area |
| ventral tegmental decussation |
| medial pes lemniscus |
| ventral tegmental nucleus |
| medial longitudinal fasciculus of midbrain |
| mesencephalic tract of trigeminal nerve |
| interpeduncular nucleus |
| trochlear nucleus |
| substantia nigra |
| substantia nigra pars compacta |
| substantia nigra pars reticulata |
| substantia nigra pars lateralis |
| cerebral crus |
| midbrain tectum |
| posterior commissure |
| corticotectal tract |
| inferior colliculus |
| subcommissural organ |
| parabigeminal nucleus |
| pretectal region |
| olivary pretectal nucleus |
| nucleus of optic tract |
| principal pretectal nucleus |
| sublentiform nucleus |
| anterior pretectal nucleus |
| superior colliculus |