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Gateway to the Paleobiology Database

Opinions from O. C. Marsh 1896

  • 'Acanthopholis belongs to Scelidosauridae'
  • 'Aepisaurus belongs to Sauropoda'
  • 'Agathaumas belongs to Ceratopsidae'
  • 'Allosaurus belongs to Dryptosauridae'
  • 'Allosaurus ferox belongs to Allosaurus'
  • 'Ammosaurus belongs to Anchisauridae'
  • 'Amphicoelias is a subjective synonym of Camarasaurus'
  • 'Anchisauridae belongs to Theropoda'
  • 'Anchisaurus belongs to Anchisauridae'
  • 'Anchisaurus colurus belongs to Anchisaurus'
  • 'Anchisaurus major is recombined as Ammosaurus major'
  • 'Anchisaurus solus belongs to Anchisaurus'
  • 'Apatosaurus belongs to Atlantosauridae'
  • 'Apatosaurus ajax belongs to Apatosaurus'
  • 'Apatosaurus grandis is recombined as Morosaurus grandis'
  • 'Apatosaurus laticollis belongs to Apatosaurus'
  • 'Arctosaurus belongs to Anchisauridae'
  • 'Argyrosaurus belongs to Titanosauridae'
  • 'Astrodon belongs to Pleurocoelidae'
  • 'Astrodon johnstoni belongs to Astrodon'
  • 'Atlantosauridae belongs to Sauropoda'
  • 'Atlantosaurus belongs to Atlantosauridae'
  • 'Atlantosaurus immanis belongs to Atlantosaurus'
  • 'Barosaurus belongs to Atlantosauridae'
  • 'Barosaurus lentus belongs to Barosaurus'
  • 'Bathygnathus belongs to Anchisauridae'
  • 'Bathygnathus borealis belongs to Bathygnathus'
  • 'Bothriospondylus belongs to Cardiodontidae'
  • 'Brontosaurus belongs to Atlantosauridae'
  • 'Brontosaurus amplus belongs to Brontosaurus'
  • 'Brontosaurus excelsus belongs to Brontosaurus'
  • 'Camarasaurus belongs to Morosauridae'
  • 'Camptonotidae is replaced by Camptosauridae'
  • 'Camptonotus is replaced by Camptosaurus'
  • 'Camptonotus amplus is recombined as Camptosaurus amplus'
  • 'Camptonotus dispar is recombined as Camptosaurus dispar'
  • 'Camptosauridae belongs to Ornithopoda'
  • 'Camptosaurus belongs to Camptosauridae'
  • 'Camptosaurus medius belongs to Camptosaurus'
  • 'Camptosaurus nanus belongs to Camptosaurus'
  • 'Cardiodon belongs to Cardiodontidae'
  • 'Cardiodontidae belongs to Sauropoda'
  • 'Cerastosauria is corrected as Ceratosauria and belongs to Theropoda'
  • 'Ceratops belongs to Ceratopsidae'
  • 'Ceratops horridus is recombined as Triceratops horridus'
  • 'Ceratopsia belongs to Predentata'
  • 'Ceratopsidae belongs to Ceratopsia'
  • 'Ceratosauridae belongs to Ceratosauria'
  • 'Ceratosaurus belongs to Ceratosauridae'
  • 'Ceratosaurus nasicornis belongs to Ceratosaurus'
  • 'Cetiosaurus is a subjective synonym of Cardiodon'
  • 'Cionodon belongs to Trachodontidae'
  • 'Claosauridae belongs to Ornithopoda'
  • 'Claosaurus belongs to Claosauridae'
  • 'Claosaurus annectens belongs to Claosaurus'
  • 'Clepsysaurus belongs to Anchisauridae'
  • 'Clepsysaurus pennsylvanicus belongs to Clepsysaurus'
  • 'Coelosaurus belongs to Dryptosauridae'
  • 'Coeluria belongs to Theropoda'
  • 'Coeluridae belongs to Coeluria'
  • 'Coelurus belongs to Coeluridae'
  • 'Coelurus fragilis belongs to Coelurus'
  • 'Compsognatha belongs to Theropoda'
  • 'Compsognathidae belongs to Compsognatha'
  • 'Compsognathus belongs to Compsognathidae'
  • 'Compsognathus longipes belongs to Compsognathus'
  • 'Crataeomus is a subjective synonym of Struthiosaurus'
  • 'Creosaurus belongs to Dryptosauridae'
  • 'Diclonius is a subjective synonym of Trachodon'
  • 'Dimodosaurus belongs to Plateosauridae'
  • 'Dinosauria belongs to Reptilia'
  • 'Diplodocidae belongs to Sauropoda'
  • 'Diplodocus belongs to Diplodocidae'
  • 'Diplodocus longus belongs to Diplodocus'
  • 'Diracodon belongs to Stegosauridae'
  • 'Diracodon laticeps belongs to Diracodon'
  • 'Dryosaurus belongs to Laosauridae'
  • 'Dryptosauridae belongs to Theropoda'
  • 'Dryptosaurus belongs to Dryptosauridae'
  • 'Dystrophaeus belongs to Stegosauridae'
  • 'Dystrophaeus viaemalae belongs to Dystrophaeus'
  • 'Euskelesaurus belongs to Scelidosauridae'
  • 'Hadrosauridae is a subjective synonym of Trachodontidae'
  • 'Hadrosaurus is a subjective synonym of Trachodon'
  • 'Hadrosaurus agilis is recombined as Claosaurus agilis'
  • 'Hadrosaurus breviceps is recombined as Trachodon breviceps'
  • 'Hallopidae belongs to Hallopoda'
  • 'Hallopoda belongs to Theropoda'
  • 'Hallopus belongs to Hallopidae'
  • 'Hoplosaurus belongs to Sauropoda'
  • 'Hylaeosaurus belongs to Scelidosauridae'
  • 'Hypsilophodon belongs to Hypsilophodontidae'
  • 'Hypsilophodon foxii belongs to Hypsilophodon'
  • 'Hypsilophodontidae belongs to Ornithopoda'
  • 'Hypsirophus is a subjective synonym of Stegosaurus'
  • 'Iguanodon belongs to Iguanodontidae'
  • 'Iguanodon bernissartensis belongs to Iguanodon'
  • 'Iguanodontidae belongs to Ornithopoda'
  • 'Labrosauridae belongs to Theropoda'
  • 'Labrosaurus belongs to Labrosauridae'
  • 'Labrosaurus sulcatus belongs to Labrosaurus'
  • 'Laelaps is replaced by Dryptosaurus'
  • 'Laosauridae belongs to Ornithopoda'
  • 'Laosaurus belongs to Laosauridae'
  • 'Laosaurus altus is recombined as Dryosaurus altus'
  • 'Laosaurus celer belongs to Laosaurus'
  • 'Laosaurus consors belongs to Laosaurus'
  • 'Laosaurus gracilis belongs to Laosaurus'
  • 'Megadactylus is replaced by Anchisaurus'
  • 'Megadactylus polyzelus is recombined as Anchisaurus polyzelus'
  • 'Megalosauridae belongs to Theropoda'
  • 'Megalosaurus belongs to Megalosauridae'
  • 'Mochlodon belongs to Ornithopoda'
  • 'Monoclonius belongs to Ceratopsidae'
  • 'Morosauridae belongs to Sauropoda'
  • 'Morosaurus belongs to Morosauridae'
  • 'Morosaurus lentus belongs to Morosaurus'
  • 'Morosaurus robustus belongs to Morosaurus'
  • 'Nanosauridae belongs to Ornithopoda'
  • 'Nanosaurus belongs to Nanosauridae'
  • 'Nanosaurus agilis belongs to Nanosaurus'
  • 'Nanosaurus rex belongs to Nanosaurus'
  • 'Nanosaurus victor is recombined as Hallopus victor'
  • 'Nodosauridae belongs to Stegosauria'
  • 'Nodosaurus belongs to Nodosauridae'
  • 'Nodosaurus textilis belongs to Nodosaurus'
  • 'Omosaurus belongs to Stegosauridae'
  • 'Omosaurus armatus belongs to Omosaurus'
  • 'Ornithomimidae belongs to Ceratosauria'
  • 'Ornithomimus belongs to Ornithomimidae'
  • 'Ornithomimus grandis belongs to Ornithomimus'
  • 'Ornithomimus minutus belongs to Ornithomimus'
  • 'Ornithomimus sedens belongs to Ornithomimus'
  • 'Ornithomimus velox belongs to Ornithomimus'
  • 'Ornithopoda belongs to Predentata'
  • 'Ornithopsis belongs to Cardiodontidae'
  • 'Ornithotarsus belongs to Trachodontidae'
  • 'Palaeosaurus belongs to Anchisauridae'
  • 'Palaeoscincus belongs to Stegosauridae'
  • 'Palaeoscincus costatus belongs to Palaeoscincus'
  • 'Palaeoscincus latus belongs to Palaeoscincus'
  • 'Pelorosaurus belongs to Cardiodontidae'
  • 'Plateosauridae belongs to Theropoda'
  • 'Plateosaurus belongs to Plateosauridae'
  • 'Pleurocoelidae belongs to Sauropoda'
  • 'Pleurocoelus belongs to Pleurocoelidae'
  • 'Pleurocoelus montanus belongs to Pleurocoelus'
  • 'Pleurocoelus nanus belongs to Pleurocoelus'
  • 'Poikilopleuron is a subjective synonym of Megalosaurus'
  • 'Polacanthus belongs to Scelidosauridae'
  • 'Polyonax belongs to Ceratopsidae'
  • 'Predentata belongs to Dinosauria'
  • 'Priconodon belongs to Stegosauridae'
  • 'Sauropoda belongs to Dinosauria'
  • 'Scelidosauridae belongs to Stegosauria'
  • 'Scelidosaurus belongs to Scelidosauridae'
  • 'Scelidosaurus harrisonii belongs to Scelidosaurus'
  • 'Sphenospondylus belongs to Ornithopoda'
  • 'Stegosauria belongs to Predentata'
  • 'Stegosauridae belongs to Stegosauria'
  • 'Stegosaurus belongs to Stegosauridae'
  • 'Stegosaurus armatus belongs to Stegosaurus'
  • 'Stegosaurus duplex belongs to Stegosaurus'
  • 'Stegosaurus stenops belongs to Stegosaurus'
  • 'Stegosaurus sulcatus belongs to Stegosaurus'
  • 'Stegosaurus ungulatus belongs to Stegosaurus'
  • 'Sterrholophus belongs to Ceratopsidae'
  • 'Struthiosaurus belongs to Ceratopsidae'
  • 'Teratosaurus belongs to Plateosauridae'
  • 'Thecodontosaurus belongs to Anchisauridae'
  • 'Theropoda belongs to Dinosauria'
  • 'Titanosauridae belongs to Sauropoda'
  • 'Titanosaurus belongs to Titanosauridae'
  • 'Titanosaurus montanus is recombined as Atlantosaurus montanus'
  • 'Torosaurus belongs to Ceratopsidae'
  • 'Torosaurus gladius belongs to Torosaurus'
  • 'Torosaurus latus belongs to Torosaurus'
  • 'Trachodon belongs to Trachodontidae'
  • 'Trachodontidae belongs to Ornithopoda'
  • 'Triceratops belongs to Ceratopsidae'
  • 'Triceratops flabellatus is recombined as Sterrholophus flabellatus'
  • 'Triceratops prorsus belongs to Triceratops'
  • 'Triceratops serratus belongs to Triceratops'
  • 'Vectisaurus belongs to Iguanodontidae'
  • 'Zanclodon is a subjective synonym of Plateosaurus'
  • 'Zanclodontidae is a subjective synonym of Plateosauridae'