The moustached tamarin or Spix's moustached tamarin (Saguinus mystax) is a tamarin found in tropical forests in Brazil and Peru. It is black with a white moustache, white nose, and brownish back. Its diet consists mainly of fruits, tree gum and insects.There are two subspecies of the moustached tamarin: Spix's moustached tamarin, Saguinus mystax mystax White-rumped moustached tamarin, Saguinus mystax pluto↑ ↑