Schemes including Pseudacris crucifer

• Amphibian Species of the World 5.6 Pseudacris crucifer
• IUCN Red List of Threatened Species. Version 2012.1 Pseudacris crucifer
• Amphibiaweb. 2012 Pseudacris crucifer
• Amphibian Species of the World 5.5 Pseudacris crucifer
• IUCN Red List of Threatened Species. Version 2012.2 (55892) Pseudacris crucifer
• NatureServe Explorer: An online encyclopedia of life. Version 7.1 (ELEMENT_GLOBAL.2.105099) Pseudacris crucifer
• GBIF (2428182) Pseudacris crucifer
• Amphibian Species of the World 6.0 Pseudacris crucifer