Combinations

• Crotalus mitchelli angelensis Klauber, 1963: 75 [original combination, as subspecies]
• Crotalus angelensis Grismer, 1999: 461 [subsequent combination, elevate to species]

Primary references

• Klauber, L.M. 1963. A new insular subspecies of the speckled rattlesnake. Bulletins of the Zoological Society of San Diego 13(5): 73–80. BHL Reference page. 

• Grismer, L.L. 1999. An Evolutionary Classification of Reptiles on Islands in the Gulf of California, México. Herpetologica 55(4): 446–469. JSTOR Reference page. 

Additional references

• Grismer, L.L. 2002. Amphibians and Reptiles of Baja California, Including Its Pacific Islands and the Islands in the Sea of Cortés. University of California Press: Berkeley, California. 413 pp. ISBN 9780520925205 Reference page. 

• Campbell, J.A. & Lamar, W.W. 2004. The Venomous Reptiles of the Western Hemisphere. 2 Volumes. Cornell University Press: Ithaca, New York. 1032 pp. ISBN 9780801441417 Reference page. 

• Meik, J.M., Streicher, J.W., Lawing, A.M., Flores-Villela, O. & Fujita, M.K. 2015. Limitations of Climatic Data for Inferring Species Boundaries: Insights from Speckled Rattlesnakes. PLoS One 10(6): e0131435. DOI: 10.1371/journal.pone.0131435 Reference page. 

• Meik, J.M., Schaack, S., Flores-Villela, O. & Streicher, J.W. 2018. Integrative taxonomy at the nexus of population divergence and speciation in insular speckled rattlesnakes. Journal of Natural History 52(13–16): 989–1016. DOI: 10.1080/00222933.2018.1429689 Reference page. 

Links

• Uetz, P. & Hallermann, J. 2022. Crotalus angelensis. The Reptile Database. Accessed on 13 July 2020.
• Frost, D.R. 2007. IUCN: Crotalus angelensis  (Least Concern). The IUCN Red List of Threatened Species 2007: e.T64309A12762496. DOI: 10.2305/IUCN.UK.2007.RLTS.T64309A12762496.en