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R. Graham Reynolds, Matthew L. Niemiller, Liam J. Revell: Toward a Tree-of-Life for the boas and pythons: Multilocus species-level phylogeny with unprecedented taxon sampling. In: Molecular Phylogenetics and Evolution. Band71, 1. Februar 2014, S.201–213, doi:10.1016/j.ympev.2013.11.011 (sciencedirect.com [abgerufen am 23. Oktober 2016]).