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Lauren Sallan, Sam Giles, Robert S. Sansom, John T. Clarke, Zerina Johanson, Ivan J. Sansom, Philippe Janvier: The ‘Tully Monster’ is not a vertebrate: characters, convergence and taphonomy in Palaeozoic problematic animals. In: Palaeontology. Band60, Nr.2, 20. Februar 2017, ISSN0031-0239, S.149–157, doi:10.1111/pala.12282.
Victoria E. McCoy, Jasmina Wiemann, James C. Lamsdell, Christopher D. Whalen, Scott Lidgard: Chemical signatures of soft tissues distinguish between vertebrates and invertebrates from the Carboniferous Mazon Creek Lagerstätte of Illinois. In: Geobiology. n/a, n/a, ISSN1472-4669, doi:10.1111/gbi.12397.
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Frank Patalong: Mysteriöses Fossil: Monster bleibt Monster. In: Spiegel Online. 21. Februar 2017 (spiegel.de [abgerufen am 3. Juni 2018]).
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Victoria E. McCoy, Erin E. Saupe, James C. Lamsdell, Lidya G. Tarhan, Sean McMahon, Scott Lidgard, Paul Mayer, Christopher D. Whalen, Carmen Soriano, Lydia Finney, Stefan Vogt, Elizabeth G. Clark, Ross P. Anderson, Holger Petermann, Emma R. Locatelli, Derek E. G. Briggs: The ‘Tully monster’ is a vertebrate. In: Nature. Band532, Nr.7600, 16. März 2016, ISSN0028-0836, S.496–499, doi:10.1038/nature16992.
Lauren Sallan, Sam Giles, Robert S. Sansom, John T. Clarke, Zerina Johanson, Ivan J. Sansom, Philippe Janvier: The ‘Tully Monster’ is not a vertebrate: characters, convergence and taphonomy in Palaeozoic problematic animals. In: Palaeontology. Band60, Nr.2, 20. Februar 2017, ISSN0031-0239, S.149–157, doi:10.1111/pala.12282.
Victoria E. McCoy, Jasmina Wiemann, James C. Lamsdell, Christopher D. Whalen, Scott Lidgard: Chemical signatures of soft tissues distinguish between vertebrates and invertebrates from the Carboniferous Mazon Creek Lagerstätte of Illinois. In: Geobiology. n/a, n/a, ISSN1472-4669, doi:10.1111/gbi.12397.