Schemes including Cryptobranchus alleganiensis

• Amphibian Species of the World 5.6 Cryptobranchus alleganiensis
• IUCN Red List of Threatened Species. Version 2012.1 Cryptobranchus alleganiensis
• Amphibiaweb. 2012 Cryptobranchus alleganiensis
• Amphibian Species of the World 5.5 Cryptobranchus alleganiensis
• IUCN Red List of Threatened Species. Version 2012.2 (59077) Cryptobranchus alleganiensis
• NatureServe Explorer: An online encyclopedia of life. Version 7.1 (ELEMENT_GLOBAL.2.105670) Cryptobranchus alleganiensis
• GBIF (2432031) Cryptobranchus alleganiensis
• Amphibian Species of the World 6.0 Cryptobranchus alleganiensis