: document utilisé comme source pour la rédaction de cet article.
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[2017] (en) D. J. Serratos, P. Druckenmiller et R. B. J. Benson, « A new elasmosaurid (Sauropterygia, Plesiosauria) from the Bearpaw Shale (Late Cretaceous, Maastrichtian) of Montana demonstrates multiple evolutionary reductions of neck length within Elasmosauridae », Journal of Vertebrate Paleontology, vol. 37, no 2, , e1278608.
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Publication originale
[2019] (en) S. P. Welles, « A new species of elasmosaur from the Aptian of Colombia and a review of the Cretaceous plesiosaurs », University of California Publications in Geological Sciences, vol. 44, no 1, , p. 1-96.