| Subject | English | German |
| zool. | black-headed squirrel monkey | schwarzköpfiges Totenköpfchen (Saimiri boliviensis) |
| mamm. | common squirrel monkey | Totenkopfäffchen (Saimiri sciureus) |
| mamm. | red-backed squirrel monkey | gelbes Totenköpfchen (Saimiri oerstedi) |
| mamm. | squirrel monkey | Totenkopfäffchen (Saimiri sciureus) |
| gen. | squirrel monkey Saimiri sciureus | Totenkopfäffchen |
| mamm. | squirrel monkeys | Totenköpfchen (Saimiri) |
| mamm. | squirrel monkeys | Totenkopfäffchen (Saimiri) |