Schemes including Crotalus cerastes

• IUCN Red List of Threatened Species. Version 2012.1 Crotalus cerastes
• The Reptile Database (Crotalus_cerastes) Crotalus cerastes
• IUCN Red List of Threatened Species. Version 2012.2 (64315) Crotalus cerastes
• Norma 059, 2010 Crotalus cerastes
• NatureServe Explorer: An online encyclopedia of life. Version 7.1 (ELEMENT_GLOBAL.2.100532) Crotalus cerastes
• CONABIO (15846REPTIB501112) Crotalus cerastes
• GBIF (2444360) Crotalus cerastes