anterior pulvinar nucleus anterior pulvinar nucleus anterior pulvinar nucleus (nucleus pulvinaris anterior) is one of four traditionally anatomically distinguished nuclei of the pulvinar of the thalamus. the other three nuclei of the pulvinar are called lateral, inferior and medial pulvinar nuclei. anterior pulvinar nucleushind- and mid-brains; postero-lateral view. (pulvinar visible near top.)thalamic nuclei: mng = midline nuclear groupan = anterior nuclear group md = medial dorsal nucleus vng = ventral nuclear group va = ventral anterior nucleus vl = ventral lateral nucleus vpl = ventral posterolateral nucleus vpm = ventral posteromedial nucleus lng = lateral nuclear group pul = pulvinar mth = metathalamus lg = lateral geniculate nucleus mg = medial geniculate nucleusdetailspart ofpulvinaridentifierslatinnucleus pulvinaris anterioranatomical terms of neuroanatomy