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Nadja Korotkova, David Aquino, Salvador Arias, Urs Eggli, Alan Franck, Carlos Gómez-Hinostrosa, Pablo C. Guerrero, Héctor M. Hernández, Andreas Kohlbecker, Matias Köhler, Katja Luther, Lucas C. Majure, Andreas Müller, Detlev Metzing, Reto Nyffeler, Daniel Sánchez, Boris Schlumpberger, Walter G. Berendsohn: Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family – Electronic supplement. In: Willdenowia. Band 51, Nr. 2, 2021, S. 103–104 (doi:10.3372/wi.51.51208).
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Echinopsisaurea in der Roten Liste gefährdeter Arten der IUCN 2013.2. Eingestellt von: Demaio, P., Kiesling, R., Lowry, M., Perea, M., Trevisson, M. & Ortega-Baes, P., 2010. Abgerufen am 28. Februar 2014.