Can vertebral remains differentiate more than one species of Australian Cretaceous ichthyosaur?

References

• Bardet, N., 1992. Stratigraphic evidence for the extinction of the ichthyosaurs. Terra Nova 4, 649–656.
   Web of Science ®Google Scholar
• Baur, G., 1887. Uber die Ursprung der Extremitäten der Ichthyopterygia. Berichte über die Versammlungen des Oberrheinischen Geologischen Vereines 20, 17–20.
   Google Scholar
• Broili, F., 1907. Ein neuer Ichthyosaurus aus der norddeutschen Kreide. Palaeontographica 54, 139–162.
   Google Scholar
• Brown, D.S., 1981. The English Upper Jurassic Plesiosauroidea (Reptilia) and a review of the phylogeny and classification of the Plesiosauria. Bulletin of the British Museum. (Natural History) Geology Series 35, 253–344.
   Google Scholar
• Buchholtz, E.A., 2001. Swimming styles in Jurassic ichthyosaurs. Journal of Vertebrate Paleontology 21, 61–73.
   Web of Science ®Google Scholar
• Casey, J., 1970. Northern Eromanga Basin. Geological Survey of Queensland Report 41. Geological Survey of Queensland, Brisbane.
   Google Scholar
• Cook, A.G., Bryan, S.E. & Draper, J., 2013. Post-orogenic Mesozoic basins and magmatism. In Geology of Queensland. Jell, P.J. ed., Brisbane: Geological Survey of Queensland.
   Google Scholar
• de Blainville, H.D., 1835. Description de quelques espèces de reptiles de la Californie, précédée de l'analyse d'un système général d'Erpétologie et d'Amphibiologie. Nouvelles Annales du Muséum (National) D'Histoire Naturelle de Paris 4, 233–296.
   Google Scholar
• Etheridge, R., 1888. On additional evidence of the genus Ichthyosaurus in the Mesozoic rocks (“Rolling Downs Formation”) of north-eastern Australia. Proceedings of the Linnean Society of New South Wales 3, 405–409.
   Google Scholar
• Fischer, V., 2016. Taxonomy of Platypterygius campylodon and the diversity of the last ichthyosaurs. Peerj. 4, e2604.
   PubMed Web of Science ®Google Scholar
• Fischer, V., Maisch, M.W., Naish, D., Kosma, R., Liston, J., Joger, U., Kruger, F.J., Pardo-Perez, J., Tainsh, J. & Appleby, R.M., 2012. New Ophthalmosaurid Ichthyosaurs from the European Lower Cretaceous Demonstrate Extensive Ichthyosaur Survival across the Jurassic-Cretaceous boundary. PLoS One 7, e29234.
   PubMed Web of Science ®Google Scholar
• Frakes, L.A., Burger, D., Apthorpe, M., Wiseman, J., Dettmann, M., Alley, N., Flint, R., Gravestock, D., Ludbrook, N., Backhouse, J., Skwarko, S., Scheibnerova, V., McMinn, A., Moore, P.S., Bolton, B.R., Douglas, J.G., Christ, R., Wade, M., Molnar, R.E., McGowran, B., Balme, B.E. & Day, R.A., 1987. (Australian Cretaceous Palaeoenvironments Group). Australian Cretaceous shorelines, stage by stage. Palaeogeography, Palaeoclimatology, Palaeoecology 59, 31–48.
   Web of Science ®Google Scholar
• Hammer, Ø., Harper, D.A.T. & Ryan, P.D., 2001. PAST: Paleontological statistics software package for education and data analysis. Palaeontologia Electronica 4, 1–9.
   Google Scholar
• Henderson, R.A., 2004. A mid-cretaceous association of shell beds and organic rich shale: bivalve exploitation of a nutrient rich, anoxic sea floor environment. Palaios 19, 156–169.
   Web of Science ®Google Scholar
• Huang, J.-D., Motani, R., Jiang, D.-Y., Tintori, A., Rieppel, O., Zhou, M., Ren, X.-X. & Zhang, R., 2019. The new ichthyosauriform Chaohusaurus brevifemoralis (Reptilia, Ichthyosauromorpha) from Majiashan, Chaohu, Anhui Province, China. Peerj. 7, e7561
   PubMed Web of Science ®Google Scholar
• Kear, B.P., 2003. Cretaceous marine reptiles of Australia: a review of taxonomy and distribution. Cretaceous Research 24, 277–303.
   Web of Science ®Google Scholar
• Kear, B.P., 2005a. Cranial morphology of Platypterygius longmani Wade, 1990 (Reptilia: Ichthyosauria) from the Lower Cretaceous of Australia. Zoological Journal of the Linnean Society 145, 583–622.
   Web of Science ®Google Scholar
• Kear, B.P., 2005b. Marine reptiles from the Lower Cretaceous (Aptian) deposits of White Cliffs, southeastern Australia: implications of a high-latitude, cold water assemblage. Cretaceous Research 26, 769–782.
   Web of Science ®Google Scholar
• Kear, B.P., 2006. Marine reptiles from the Lower Cretaceous of South Australia: elements of a high-latitude cold water assemblage. Palaeontology 49, 837–856.
   Web of Science ®Google Scholar
• Kear, B.P., 2016. Cretaceous marine amniotes of Australia: perspectives on a decade of new research. Memoirs of Museum Victoria 74, 17–28.
   Google Scholar
• Kear, B.P., Fordyce, R.E., Hiller, N. & Siversson, M., 2018. A palaeobiogeographical synthesis of Australasian Mesozoic marine tetrapods. Alcheringa 42, 461–486.
   Web of Science ®Google Scholar
• Kear, B.P. & Zammit, M., 2014. In utero foetal remains of the Cretaceous ichthyosaurian Platypterygius: ontogenetic implications for character state efficacy. Geological Magazine 151, 71–86.
   Web of Science ®Google Scholar
• Kuhn, O., 1946. Ein skelet von Ichthyosaurus (Platypterygius) hercynicus n. sp. aus dem Aptium von Gitter. Bericht der Naturforschung Gesellschaft Bamberg 29, 69–82.
   Google Scholar
• Lomax, D.R. & Massare, J.A., 2015. A new species of Ichthyosaurus from the Lower Jurassic of West Dorset, England, U.K. Journal of Vertebrate Paleontology 35, e903260.
   Web of Science ®Google Scholar
• M’Coy, F., 1867. On the occurrence of Ichthyosaurus and Plesiosaurus in Australia. Annals and Magazine of Natural History. Third Series 19, 355–356.
   Google Scholar
• Marsh, O.C., 1879. A new order of extinct reptiles (Saurantodonta) form the Jurassic formation of the Rocky Mountains. Annals and Magazine of Natural History 3, 175–176.
   Google Scholar
• Massare, J.A., Buchholtz, E.A., Kenney, J.M. & Chomat, A.M., 2006. Vertebral morphology of Ophthalmosaurus natans (Reptilia: Ichthyosauria) from the Jurassic Sundance Formation of Wyoming. Paludicola 5, 242–254.
   Google Scholar
• Maxwell, E.E. & Kear, B.P., 2010. Postcranial anatomy of Platypterygius americanus (Reptilia: Ichthyosauria) from the Cretaceous of Wyoming. Journal of Vertebrate Paleontology 30, 1059–1068.
   Web of Science ®Google Scholar
• McGowan, C., 1972. The systematics of Cretaceous ichthyosaurs with particular reference to the material from North America. Contributions to Geology, University of Wyoming 11, 9–29.
   Google Scholar
• McGowan, C. & Motani, R., 2003. Ichthyopterygia. In Handbook of Paleoherpetology. H.-D. Sues, ed. 8, 175. Munich: Verlag Dr. Friedrich Pfeil.
   Google Scholar
• Mehzabin, P. & Stokes, M.A., 2011. Self-assessed sexuality in young adults with high-functioning autism. Research in Autism Spectrum Disorders 5, 614–621.
   Web of Science ®Google Scholar
• Moon, B.C., 2019. A new phylogeny of ichthyosaurs (Reptilia: Diapsida). Journal of Systematic Palaeontology 17, 129–155.
   Web of Science ®Google Scholar
• Moon, B.C. & Kirton, A.M., 2016. Ichthyosaurs of the British Middle and Upper Jurassic Part 1. Monographs of the Palaeontographical Society 170, 1–84.
   Google Scholar
• Motani, R., 2005. Evolution of fish-shaped reptiles (Reptilia: Ichthyopterygia) in their physical environments and constraints. Annual Review of Earth and Planetary Sciences 33, 395–420.
   Web of Science ®Google Scholar
• Motani, R., Huang, J.-D., Jiang, D.-Y., Tintori, A., Rieppel, O., You, H., Hu, Y.-C. & Zhang, R., 2018. Separating sexual dimorphism from other morphological variation in a specimen complex of fossil marine reptiles (Reptilia, Ichthyosauriformes, Chaohusaurus). Scientific Reports 8, 14978.
   PubMed Web of Science ®Google Scholar
• Nace, R.L., 1939. A new ichthyosaur from the Upper Cretaceous Mowry Formation of Wyoming. American Journal of Science 237, 673–686.
   Google Scholar
• O’Gorman, J. P., Gasparini, Z. & Salgado, L., 2013. Postcranial morphology of Aristonectes (Plesiosauria, Elasmosauridae) from the Upper Cretaceous of Patagonia and Antarctica. Antarctic Science 25, 71–82.
   Web of Science ®Google Scholar
• O’Keefe, F.R., 2002. The evolution of plesiosaur and pliosaur morphotypes in the Plesiosauria (Reptilia: Sauropterygia). Paleobiology 28, 101–112.
   Web of Science ®Google Scholar
• O’Keefe, F. R. & Carrano, M. T., 2005. Correlated trends in the evolution of the plesiosaur locomotor system. Paleobiology 31, 656–675.
   Web of Science ®Google Scholar
• O’Keefe, F.R. & Hiller, M.T., 2006. Morphologic and ontogenetic patterns in elasmosaur neck length, with comments on the taxonomic utility of neck length variables. Paludicola 5, 206–229.
   Google Scholar
• Osborn, H.F., 1903. The Reptilian Subclasses Diapsida and Synapsida and the Early History of the Diaptosauria. New York: Knickerbocker Press, 1.
   Google Scholar
• Owen, R., 1859. On the orders of fossil and recent Reptilia, and their distribution in time. Report on. British Association of Advanced Sciences London 29, 153–166.
   Google Scholar
• Pillai, K.C.S., 1955. Some new test criteria in multivariate analysis. The Annals of Mathematical Statistics 26, 117–121.
   Google Scholar
• Seber, G.A.F., 1984. Multivariate Observation. New York: John Wiley and Sons.
   Google Scholar
• Senior, B.R., Mond, A. & Harrison, P.L., 1978. Geology of the Eromanga Basin. Bulletin of the Bureau of Mineral Resources, Australia 167, 1–102.
   Google Scholar
• Shang, Q.-H. & Li, C., 2013. The sexual dimorphism of Shastasaurus tangae (Reptilia: Ichthyosauria) from the Triassic Guanling Biota. China. Vertebrata PalAsiatica 10, 253–264.
   Google Scholar
• Teichert, T.C. & Matheson, R., 1944. Upper Cretaceous ichthyosaurian and plesiosaurian remains from Western Australia. Australian Journal of Science 6, 167–178.
   Google Scholar
• Veevers, J.J., 1984. Phanerozoic Earth History of Australia. Oxford Geological Sciences No. 2. Clarendon Press, Oxford, 418. pp.
   Google Scholar
• von Huene, F., 1922. Die Ichthyosaurier des Lias und ihre Zusammenhänge. Gebrüder Borntraeger, Berlin, 114. pp.
   Google Scholar
• Wade, M., 1984. Platypterygius australis, an Australian Cretaceous ichthyosaur. Lethaia 17, 99–113.
   Web of Science ®Google Scholar
• Wade, M., 1990. A review of the Australian Cretaceous longipinnate ichthyosaur, Platypterygius (Ichthyosauria, Ichthyopterygia). Memoirs of the Queensland Museum 28, 15–137.
   Google Scholar
• Zammit, M., 2010. A review of Australasian ichthyosaurs. Alcheringa 34, 281–292.
   Web of Science ®Google Scholar
• Zammit, M., Kear, B.P. & Norris, R., 2014. Locomotory capabilities in the Early Cretaceous ichthyosaur Platypterygius australis based on osteological comparisons with extant marine mammals. Geological Magazine 151, 87–99.
   Web of Science ®Google Scholar
• Zammit, M., Norris, R.M. & Kear, B.P., 2010. The Australian Cretaceous ichthyosaur Platypterygius australis: a description and review of postcranial remains. Journal of Vertebrate Paleontology 30, 1726–1735.
   Web of Science ®Google Scholar
• Zverkov, N.G. & Prilepskaya, N.E., 2019. A prevalence of Arthropterygius (Ichthyosauria: Ophthalmosauridae) in the Late Jurassic-earliest Cretaceous of the Boreal Realm. Peerj. 7, e6799.
   PubMed Web of Science ®Google Scholar