Gracilineustes
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| Holotype of G. leedsi, NHMUK PV R3540 | |
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Gracilineustes
Young et al., 2010
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Gracilineustes is an extinct genus of marine crocodyliform that lived in the oceans during the Middle to Late Jurassic. Gracilineustes was a carnivore that spent much, if not all, its life out at sea.
Discovery and species
File:Gracilineustes.jpg
Skull and limb of G. leedsi
Fossil specimens referrable to Gracilineustes are known from Middle-Late Jurassic deposits of England and France.[3]
Valid species
- G. leedsi: Western Europe (England) of the Middle Jurassic (Callovian);[2] Metriorhynchus laeve is a junior synonym.
- G. acutus: Western Europe (France) of the Late Jurassic (Kimmeridgian) [1]
References
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<references />, or <references group="..." />- ↑ 1.0 1.1 Lennier G. 1887. Description des fossiles du Cap de la Hève. Bulletin de la Société Géologique de Normandie, Le Havre 12: 17-98.
- ↑ 2.0 2.1 Andrews CW. 1913. A descriptive catalogue of the marine reptiles of the Oxford Clay, Part Two. London: British Museum (Natural History), 206 pp.
- ↑ Young, Mark T., Brusatte, Stephen L., Ruta, M., Andrade, Marco B. 2009. "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.
