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Articles

The braincase and inner ear of ‘Metriorhynchus’ cf. ‘M.’ brachyrhynchus – implications for aquatic sensory adaptations in crocodylomorphs

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Article: e1912062 | Received 28 Aug 2020, Accepted 22 Jan 2021, Published online: 08 Jun 2021

LITERATURE CITED

  • Andrews, C. W. 1913. Descriptive Catalogue of the Marine Reptiles of the Oxford Clay, Part Two. British Museum (Natural History), London, 206 pp.
  • Baczko, M. B. von, and J. B. Desojo. 2016. Cranial anatomy and palaeoneurology of the archosaur Riojasuchus tenuisceps from the Los Colorados Formation, La Rioja, Argentinia. PLoS ONE 11:e0148575.
  • Baczko, M. B. von, J. R. A. Taborda, and J. B. Desojo. 2018. Paleoneuroanatomy of the aetosaur Neoaetosauroides engaeus (Archosauria: Pseudosuchia) and its paleobiological implications among archosauriforms. PeerJ 6:e5456.
  • Balanoff, A., G. S. Bever, T. B. Rowe, and M. A. Norell. 2013. Evolutionary origins of the avian brain. Nature 501:93–97.
  • Brignon, A. 2016. L’abbé Bacheley et la découverte des premiers dinosaures et crocodiliens marins dans le Jurassique des Vaches Noires (Callovien/Oxfordien, Normandie). Comptes Rendus Palevol 15: 595–605.
  • Brusatte, S. L., A. Muir, M. T. Young, S. Walsh, L. Steel, and L. M. Witmer. 2016. The braincase and neurosensory anatomy of an Early Jurassic marine crocodylomorph: implications for crocodylian sinus evolution and sensory transitions. Anatomical Record 299:1511–1530.
  • Chiarenza, A., D. Foffa, M. T. Young, G. Insacco, A. Cau, G. Carnevale, and R. Catanzariti. 2015. The youngest record of metriorhynchid crocodylomorphs, with implications for the extinction of Thalattosuchia. Cretaceous Research 56:608–616.
  • Colbert, E. H. 1946. Sebecus, representative of a peculiar suborder of fossil Crocodylia from Patagonia. Bulletin of the American Museum of Natural History 87:2017–2270.
  • Dufeau, D. L., and L. M. Witmer. 2015. Ontogeny of the middle-ear air-sinus system in Alligator mississippiensis (Archosauria: Crocodylia). PLoS ONE 10:e0137060.
  • Ekdale, E. G. 2013. Comparative Anatomy of the Bony Labyrinth (Inner Ear) of Placental Mammals. PLoS ONE 8:e66624.
  • Ekdale, E. G. 2016. Form and function of the mammalian inner ear. Journal of Anatomy 228:324–337.
  • Evers, S., J. M. Neenan, G. S. Ferreira, I. Werneburg, P. M. Barett, and R. B. J. Benson. 2019. Neurovascular anatomy of the protostegid turtle Rhinochelys pulchriceps and comparisons of membranous and endosseous labyrinth shape in an extant turtle. Zoological Journal of the Linnean Society 20:1–29.
  • Fernández, M., and Z. Gasparini. 2008. Salt glands in the Jurassic metriorhynchid Geosaurus: implications for the evolution of osmoregulation in Mesozoic crocodyliforms. Naturwissenschaften 95:79–84.
  • Fernández, M. S., A. P. Carabajal, Z. Gasparini, and G. Chong Diaz. 2011. A metriorhynchid crocodyliform braincase from northern Chile. Journal of Vertebrate Paleontology 31:369–377.
  • Fernández, M. S., Y. Herrera, V. V. Vennari, L. Campos, M. de la Fuente, M. Talevi, and B. Aguirre-Urreta. 2019. Marine reptiles from the Jurassic/Cretaceous transition at the High Andes, Mendoza, Argentina. Journal of South American Earth Sciences 92:658–673.
  • Foffa, D., and M. T. Young. 2014. The cranial osteology of Tyrannoneustes lythrodectikos (Crocodylomorpha: Metriorhynchidae) from the Middle Jurassic of Europe. PeerJ 2:e608.
  • Foffa, D., M. T. Young, T. L. Stubbs, K. G. Dexter, and S. L. Brusatte. 2018. The long-term ecology and evolution of marine reptiles in a Jurassic seaway. Nature Ecology and Evolution 2:1548–1555.
  • Fraas, E. 1902. Die Meer-Krocodilier (Thalattosuchia) des oberen Jura unter specieller berücksichtigung von Dacosaurus und Geosaurus. Palaeontographica 49:1–72.
  • Georgi, J. A., and J. S. Sipla. 2008. Comparative and Functional Anatomy of Balance in Aquatic Reptiles and Birds; pp. 233–256 in J. G. M. Thewissen and S. Nummela (ed.), Sensory Evolution on the Threshold: Adaptations in Secondarily Aquatic Vertebrates. University of California Press, Berkeley, California.
  • Heller, H. 1942. The posterior pituitary principles of a species of reptile (Tropidonotus natrix) with some remarks on the comparative physiology of the posterior pituitary gland generally. The Journal of Physiology 101:317–3262.
  • Heller, H. 1950. The comparative physiology of the neurohypophysis. Cellular and Molecular Life Sciences 6:368–376.
  • Herrera, Y. 2015. Metriorhynchidae (Crocodylomorpha: Thalattosuchia) from Upper Jurassic-Lower Cretaceous of Neuquén Basin (Argentina), with comments on the natural cast of the brain; pp. 159–171 in M. S. Fernández and Y. Herrera (ed.), Reptiles Extintos—Volumen en Homenaje a Zulma Gasparini. Publicación Electrónica de la Asociación Paleontológica, Buenos Aires, Argentina.
  • Herrera, Y., and V. V. Vennari. 2015. Cranial anatomy and neuroanatomical features of a new specimen of Geosaurini (Crocodylomorpha: Metriorhynchidae) from west-central Argentina. Historical Biology 27:33–41.
  • Herrera, Y., M. S. Fernandez, and Z. Gasparini. 2013. The snout of Cricosaurus araucanensis: a case study in novel anatomy of the nasal region of metriorhynchids. Lethaia 46:331–340.
  • Herrera, Y., Z. Gasparini, and M. S. Fernández. 2015. Purranisaurus potens Rusconi, an enigmatic metriorhynchid from the Late Jurassic–Early Cretaceous of the Neuquén Basin. Journal of Vertebrate Paleontology 35:e904790.
  • Herrera, Y., J. M. Leardi, and M. S. Fernández. 2018 Braincase and endocranial anatomy of two thalattosuchian crocodylomorphs and their relevance in understanding their adaptations to the marine environment. PeerJ 6:e5686.
  • Herrera, Y, M. S. Fernández, G. S. Lamas, L. Campos, M. Talevi, and Z. Gasparini. 2017. Morphology of the sacral region and reproductive strategies of Metriorhynchidae: a counter-inductive approach. Earth and Environmental Science Transactions of the Royal Society of Edinburgh 106:247–255.
  • Hopson, J. A. 1979. Paleoneurology; pp. 39–146 in C. Gans (ed.) Biology of the Reptilia. Academic Press, New York.
  • Hyrtl, J. 1845. Vergleichend-anatomische Untersuchungen Über das innere Gehörorgan des Menschen und der Säugethiere. Ehrlich, Prague, 139 pp.
  • Jouve, S. 2009. The skull of Teleosaurus cadomensis (Crocodylomorpha; Thalattosuchia), and phylogenetic analysis of Thalattosuchia. Journal of Vertebrate Paleontology 29:88–102.
  • Kelley, N. P., and N. D. Pyenson. 2015. Evolutionary innovation and ecology in marine tetrapods from the Triassic to the Anthropocene. Science 348: aaa3716.
  • Kley, N. J., J. W. Sertich, A. H. Turner, D. W. Kause, P. M. O’Connor, and J. A. Georgi. 2010. Craniofacialmorphology of Simosuchus clarki (Crocodyliformes: Notosuchia) from the Late Cretaceous of Madagascar. Journal of Vertebrate Paleontology 30:13–98.
  • Lautenschlager, S., and R. J. Butler. 2016. Neural and endocranial anatomy of Triassic phytosaurian reptiles and convergence with fossils and modern crocodylians. PeerJ 4:e2251.
  • Larsson, H. C. E., T. A. Dececchi, and F. C. Montefeltro. 2011. A new metriorhynchid (Crocodyliformes, Thalattosuchia) from the early cretaceous of Colombia (Rosa Blanco Formation, late Valanginian). Ameghiniana 48:R86–R87.
  • Leardi, J. M., D. Pol, and J. M. Clark. 2017. Detailed anatomy of the braincase of Macelognathus vagans Marsh, 1884 (Archosauria, Crocodylomorpha) using high resolution tomography and new insights on basal crocodylomorph phylogeny. PeerJ 5:e2801.
  • Lepage, Y., E. Buffetaut, S. Hua, J. E. Martin, and J. Tabouelle. 2008. Catalogue descriptif, anatomique, géologique et historique des fossiles présentés à l’exposition « Les Crocodiliens fossiles de Normandie ». Bulletin de la Société Géologique de Normandie et des Amis du Muséum du Havre 95:5–152.
  • Loza, C. M., A. E. Latimer, M. R. Sánchez-Villagra, and A. A. Carlini. 2017. Sensory anatomy of the most aquatic of carnivorans: the Antarctic Ross seal, and convergences with other mammals. Biological Letters 13:20170489.
  • Lydekker, R. 1888. Catalogue of the Fossil Reptilia and Amphibia in the British Museum (Natural History), Cromwell Road, S.W., Part 1. Containing the Orders Ornithosauria, Crocodilia, Dinosauria, Squamata, Rhynchocephalia, and Proterosauria. British Museum of Natural History, London, 309 pp.
  • Massare, J. A. 1988. Swimming capabilities of Mesozoic marine reptiles: implications for method of predation. Paleobiology 14:187–205.
  • Motani, R. 2009. The Evolution of Marine Reptiles. Evo Edu Outreach 2:224–235.
  • Neenan, J. M., T. Reich, S. W. Evers, P. S. Druckenmiller, D. F. A. E. Voeten, J. N. Choiniere, P. M. Barrett, S. E. Pierce, and R. B. J. Benson. 2017. Evolution of the sauropterygian labyrinth with increasingly pelagic lifestyles. Current Biology 27:3852–3858.
  • Nesbitt, S. J., M. Stocker, W. G. Parker, T. A. Wood, C. A. Sidor, and K. D. Angielczyk. 2018. The braincase and endocast of Parringtonia gracilis, a Middle Triassic suchian (Archosauris: Pseudosuchia). Society of Vertebrate Paleotology 37:122–141.
  • Ősi, A., M. T. Young, A. Galácz, and M. Rabi. 2018. A new large-bodied thalattosuchian crocodyliform from the lower Jurassic (Toarcian) of Hungary, with further evidence of the mosaic acquisition of marine adaptations in Metriorhynchoidea. PeerJ 6:e4668.
  • Parrilla-Bel, J., M. T. Young, M. Moreno-Azanza, and J. I. Canudo. 2013. The first metriorhynchid crocodyliform from the Middle Jurassic of Spain, with implications for evolution of the subclade Rhacheosaurini. PLoS ONE 8:e54275.
  • Pierce, S. E., and M. J. Benton. 2006. Pelagosaurus typus Bronn, 1841 (Mesoeucrocodylia: Thalattosuchia) from the Upper Lias (Toarcian, Lower Jurassic) of Somerset, England. Journal of Vertebrate Paleontology 26:621–635.
  • Pierce, S. E., M. Williams, and R. B. J. Benson. 2017. Virtual reconstruction of the endocranial anatomy of the early Jurassic marine crocodylomorph Pelagosaurus typus (Thalattosuchia). PeerJ 5:e3225.
  • Pol, D., and Z. Gasparini. 2009. Skull anatomy of Dakosaurus andiniensis (Thalattosuchia: Crocodylomorpha) and the phylogenetic position of Thalattosuchia. Journal of Systematic Palaeontology 7:163–197.
  • Porter, W. R., J. C. Sedlmayr, and L. M. Witmer. 2016. Vascular patterns in the heads of crocodilians: blood vessels and sites of thermal exchange. Journal of Anatomy 229:800–824.
  • Porter, W. R., and L. M. Witmer. 2019. Vascular patterns in the heads of dinosaurs: evidence for blood vessels, sites of thermal exchange, and their role in physiological thermoregulatory strategies. Anatomical Record 303:1075–1103.
  • Rogers, S. W. 1999. Allosaurus, crocodiles, and birds: evolutionary clues from spiral computed tomography of an endocast. The Anatomical Record 1999:162–173.
  • Sachs, S., M. T. Young, and J. Hornung. 2020. The enigma of Enaliosuchus, and a reassessment of the Early Cretaceous fossil record of Metriorhynchidae. Cretaceous Research 114:104479.
  • Schindelin, J., I. Arganda-Carreras, E. Frise, V. Kaynig, M. Longair, T. Pietzsch, S. Preibisch, C. Rueden, S. Saalfeld, and B. Schmid. 2012. Fiji: an open-source platform for biological-image analysis. Nature Methods 9, 676–682.
  • Schwab, J. A., M. T. Young, J. M. Neenan, S. A. Walsh, L. M. Witmer, Y. Herrera, R. Allain, C. A. Brochu, J. N. Choiniere, J. M. Clark, K. N. Dollman, S. Etches, G. Fritsch, P. M. Gignac, A. Ruebenstahl, S. Sachs, A. H. Turner, P. Vignaud, E. W. Wilberg, X. Xu, L. E. Zanno, f and S. L. Brusatte. 2020. Inner ear sensory system changes as extinct crocodylomorphs transitioned from land to water. PNAS 117:10422–10428.
  • Séon, N., R. Amiot, J. Martin, M. T. Young, H. Middleton, F. Fourel, L. Picot, X. Valentin, and C. Lécuyer. 2020. Thermophysiologies of Jurassic marine crocodylomorphs inferred from the oxygen isotope composition of their tooth apatite. Philosophical Transactions of the Royal Society B 375:20190139.
  • Sipla, J. S., and F. Spoor. 2008. The Physics and Physiology of Balance; pp. 227–232 in J. G. M. Thewissen and S. Nummela (ed.), Sensory Evolution on the Threshold: Adaptations in Secondarily Aquatic Vertebrates. University of California Press, Berkeley, California.
  • Spoor, F., S. Bajpai, S. T. Hussain, K. Kumar, and J. G. M Thewissen. 2002. Vestibular evidence for the evolution of aquatic behaviour in early cetaceans. Nature 417:163–166.
  • Walsh, S., and A. Milner. 2011. Halcyornis toliapicus (Aves: Lower Eocene, England) indicates advancedneuromorphology in Mesozoic Neornithes. Journal of Systematic Palaeontology 9:173–181.
  • Watanabe, A., P. M. Gignac, A. M. Balanoff, T. L. Green, N. J. Kley, and M. A. Norell. 2019. Are endocasts good proxies for brain size and shape in archosaurs throughout ontogeny? Journal of Anatomy 234:291–305.
  • Wharton, D. S. 2000. An enlarged endocranial venous system in Steneosaurus pictaviensis (Crocodylia: Thalattosuchia) from the Upper Jurassic of Les Lourdines, France. Comptes Rendus de l’Académie des Sciences—Series IIA—Earth and Planetary Science 331:221–226.
  • Wilberg, E. W. 2015. A new metriorhynchoid (Crocodylomorpha, Thalattosuchia) from the Middle Jurassic of Oregon and the evolutionary timing of marine adaptations in thalattosuchian crocodylomorphs. Journal of Vertebrate Paleontology 35:e902846.
  • Witmer, L. M., R. C. Ridgely, D. L. Dufeau, and M. C. Semones. 2008. Using CT to peer into the past: 3D visualization of the brain and ear regions of birds, crocodiles and nonavian dinosaurs; pp. 67–87 in H. Endo and R. Frey (ed.), Anatomical Imaging: Towards A New Morphology. Springer, Berlin.
  • Young, M. T., and M. B. Andrade. 2009. What is Geosaurus? Redescription of Geosaurus giganteus (Thalattosuchia: Metriorhynchidae) from the Upper Jurassic of Bayern, Germany. Zoological Journal of the Linnean Society 157:551–585.
  • Young, M. T., S. L. Brusatte, M. Ruta, and M. B. Andrade. 2010. The evolution of Metriorhynchoidea (Mesoeucrocodylia, Thalattosuchia): an integrated approach using geometrics morphometrics, analysis of disparity and biomechanics. Zoological Journal of the Linnean Society 158:801–859.
  • Young, M. T., M. B. Andrade, S. Etches, and B. L. Beatty. 2013. A new metriorhynchid crocodylomorph from the Lower Kimmeridge Clay Formation (Late Jurassic) of England, with implications for the evolution of dermatocranium ornamentation in Geosaurini. Zoological Journal of the Linnean Society 169:820–848.
  • Young, M. T., A. Brignon, S. Sachs, J. J. Hornung, D. Foffa, J. J. N. Kitson, M. M. Johnson, and L. Steel. 2020. Cutting the Gordian knot: a historical and taxonomic revision of the Jurassic crocodylomorph Metriorhynchus. Zoological Journal of the Linnean Society XX, 1–44.
  • Young, M. T., S. L. Brusatte, M. B. Andrade, J. B. Desojo, B. L. Beatty, L. Steel, M. S. Fernández, M. Sakamoto, J. I. Ruiz-Omeñaca, and R. R. Schoch. 2012. The cranial osteology and feeding ecology of the metriorhynchid crocodylomorph genera Dakosaurus and Plesiosuchus from the Late Jurassic of Europe. PLoS ONE 7:e44985.

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