Schemes including Callicebus brunneus

• IUCN Red List of Threatened Species. Version 2012.1 (41558) Callicebus brunneus
• IUCN Red List of Threatened Species. Version 2012.2 (41558) Callicebus brunneus
• IUCN Red List of Threatened Species. Version 2014.3 (41558) Callicebus brunneus
• GBIF (2436401) Callicebus brunneus