<unk>  (nucleus<unk> is<unk> is) is one of four traditionally anatomically distinguished nuclei of the<unk>  of the thalamus. The other three nuclei of the<unk>  are called lateral, inferior and anterior<unk>  nuclei.
Medial pulvinar nucleus
Paramedian reticular nucleus
Reticulotegmental nucleus
Gigantocellular reticular nucleus
Thalamic reticular nucleus
Caudal pontine reticular nucleus
Arcuate nucleus 
Ventral lateral nucleus