Is Omphalosaurus ichthyopterygian?—A phylogenetic perspective

LITERATURE CITED

• Buffrénil , V. de and Mazin , J.-M. 1990 . Bone histology of the ichthyosaurs: comparative data and functional interpretation . Paleobiology , 16 : 435 – 447 .
   Web of Science ®Google Scholar
• Callaway , J. M. and Massare , J. A. 1989 . Geographic and Stratigraphic Distribution of the Triassic Ichthyosauria (Reptilia; Diapsida). Neues Jahrbuch für Geologie und Paläontologie . Abhandlungen , 178 : 37 – 58 .
   Google Scholar
• Carroll , R. L. 1985 . Evolutionary constraints in aquatic diapsid reptiles . Special Papers in Palaeontology , 33 : 145 – 155 .
   Google Scholar
• Cox , C. B. and Smith , D. G. 1973 . A review of the Triassic vertebrate faunas of Svalbard . Geological Magazine , 110 : 405 – 418 .
   Web of Science ®Google Scholar
• Dal Sasso , C. and Pinna , G. 1996 . Besanosaurus leptorhynchus n. gen. n. sp., a new shastasaurid ichthyosaur from the Middle Triassic of Besano (Lombardy, N. Italy). Paleontologia Lombarda . Nouva Serie , 4 : 3 – 23 .
   Google Scholar
• Edmund , A. G. 1960 . Tooth replacement phenomena in the lower vertebrates. Life Science Contribution . Royal Ontario Museum , 52 : 1 – 190 .
   Google Scholar
• Edmund , A. G. 1969 . “ Dentition; ” . In Biology of the Reptilia 1 Edited by: Gans , C. , Belair , A. d'A. and Parsons , T. S. 117 – 200 . London : Academic Press .
   Google Scholar
• Huene , F. von. 1951 . Eine neue Ichthyosaurier-Gattung der mitteleren Trias. Neues Jahrbuch für Geologie und Paläontologie . Abhandlungen , 94 : 80 – 92 .
   Google Scholar
• Huene , F. von. 1956 . Paläontologie und Phylogenie der niederen Tetrapoden 716 Jena : Gustav Fischer Verlag .
   Google Scholar
• Kuhn , O. 1934 . “ Ichthyosauria; ” . In Fossilium Catalogus. 1: Ammalia. Pars 63 Edited by: Quenstedt , W. 1 – 75 . Berlin : Junk .
   Google Scholar
• Mazin , J.-M. 1983 . Omphalosaurus nisseri (Wiman 1910), un ichth-yoptérygien à denture broyeuse du Trias moyen du Spitsberg. Bulletin du Muséum National d'Histoire Naturelle, ser 4, 5 . C , 2 : 243 – 263 .
   Google Scholar
• Mazin , J.-M. 1986 . A new interpretation of the type specimen of Omphalosaurus nevadanus Merriam 1906 . Palaeontographica A , 195 : 19 – 27 .
   Google Scholar
• Mazin , J.-M. and Bucher , H. 1987 . Omphalosaurus nettarhynchus, une nouvelle espèce d'Omphalosauridae (Reptilia, Ichthyopterygia) du Spathien de la Humboldt Range (Nevada, U.S.A.). Comptes Rendus de l'Académie des Sciences . Série II , 305 : 823 – 828 .
   Google Scholar
• McGowan , C. 1972 . Evolutionary trends in longipinnate ichthyosaurs with particular reference to the skull and forefin. Life Science Contributions . Royal Ontario Museum , 83 : 1 – 38 .
   Google Scholar
• Merriam , J. C. 1906 . Preliminary note on a new marine reptile from the Middle Triassic of Nevada. University of California Publications . Bulletin of the Department of Geology , 5 : 71 – 79 .
   Google Scholar
• Merriam , J. C. 1908 . Triassic Ichthyosauria, with special reference to the American forms . Memoirs of the University of California , 1 : 1 – 196 .
   Google Scholar
• Merriam , J. C. 1911 . Notes on the relationships of the marine saurian fauna described from the Triassic of Spitzbergen by Wiman. University of California Publications . Bulletin of the Department of Geology , 6 : 317 – 327 .
   Google Scholar
• Merriam , J. C. and Bryant , H. C. 1911 . Notes on the dentition of Omphalosaurus. University of California Publications . Bulletin of the Department of Geology , 6 : 329 – 332 .
   Google Scholar
• Motani , R. 1997a . Phylogeny of the Ichthyosauria (Amniota: Reptilia) with special reference to Triassic forms 384 Ph.D. dissertation, University of Toronto
   Google Scholar
• Motani , R. 1997b . Redescription of the dentition of Grippia longirostris (Ichthyosauria) with a comparison with Utatsusaurus hataii . Journal of Vertebrate Paleontology , 17 : 39 – 44 .
   Web of Science ®Google Scholar
• Motani , R. 1999 . Phylogeny of the Ichthyopterygia . Journal of Vertebrate Paleontology , 19 : 472 – 495 .
   Web of Science ®Google Scholar
• Motani , R. , You , H. and McGowan , C. 1996 . Eel-like swimming in the earliest ichthyosaurs . Nature , 382 : 347 – 348 .
   Web of Science ®Google Scholar
• Nicholls , E. L. , Brinkman , D. B. and Callaway , J. M. 1999 . New material of Phalarodon (Reptilia, Ichthyosauria) from the Triassic of British Columbia and its bearing on the interrelationships of mixosaurs . Palaeontographica A , 252 : 1 – 22 .
   Google Scholar
• Peyer , B. 1968 . Comparative Odontology 347 Chicago and London : University of Chicago Press .
   Google Scholar
• Ricqlès , A. de and Bolt , J. R. 1983 . Jaw growth and tooth replacement in Captorhinus aguti (Reptilia: Captorhinomorpha): a morphological and histological analysis . Journal of Vertebrate Paleontology , 3 : 7 – 24 .
   Google Scholar
• Rieppel , O. 1994 . Osteology of Simosaurus gaillardoti and the relationships of stem-group Sauropterygia. Fieldiana Geology . New Series , 28 : 1 – 85 .
   Google Scholar
• Sander , P. M. and Faber , C. 1998 . New finds of Omphalosaurus and a review of Triassic ichthyosaur paleobiogeography . Paläontologische Zeitschrift , 72 : 149 – 162 .
   Google Scholar
• Sheldon , A. 1997 . “ Ecological implications of mosasaur bone microstructure; ” . In Ancient Marine Reptiles Edited by: Callaway , J. M. and Nicholls , E. L. 333 – 354 . London and New York : Academic Press .
   Google Scholar
• Taylor , M. A. , Maddock , L. , Bone , Q. and Rayner , J. M. V. 1994 . “ Stone, bone, and blubber? Buoyancy control strategies in aquatic tetrapods; ” . In MOechanisms and Physiology of Animal Swimming 151 – 161 . New York : Cambridge University Press .
   Google Scholar
• Tichy , G. 1995 . Ein früher, durophager Ichthyosaurier (Omphalosauridae) aus der Mitteltrias der Alpen . Geologisch-paläontologische Mitteilungen Innsbruck , 20 : 349 – 369 .
   Google Scholar
• Wiman , C. 1910 . Ichthyosaurier aus der Trias Spitzbergens . Bulletin of the Geological Institution of the University of Upsala , 10 : 124 – 148 .
   Google Scholar
• Wiman , C. 1916 . Notes on the marine Triassic reptile fauna of Spitzbergen. University of California Publications . Bulletin of the Department of Geology , 10 : 63 – 73 .
   Google Scholar