neotropical primates

Just a question for zoochatters regarding something I am curious about. Which European zoos have the most diverse collections of Callitrichid species ?

Out of curiosity does anyone know whether the brown howler monkey (Alouatta guariba) is currently being kept in any of the European zoos ? I think that Jersey zoo may have (or did have) long term plans to keep this species and I believe there are zoos in Belgium and the Netherlands that...