Schemes including Cophixalus aenigma

• Amphibian Species of the World 5.6 Cophixalus aenigma
• IUCN Red List of Threatened Species. Version 2012.1 Cophixalus aenigma
• Amphibiaweb. 2012 Cophixalus aenigma
• Amphibian Species of the World 5.5 Cophixalus aenigma
• IUCN Red List of Threatened Species. Version 2012.2 (57769) Cophixalus aenigma
• GBIF (2421830) Cophixalus aenigma
• Amphibian Species of the World 6.0 Cophixalus aenigma