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Synonym pages

Species Index - O

THE TEXT IS THE COMPLETE LIST
Obamadon - Lizard.
Obruchevichthys - Amphibian, temnospondyl.
Odontochelys - Reptile, turtle.
Oedaleops - Pelycosaur.
Ohmdenosaurus - Dinosaur, sauropod.
Ojoceratops - Dinosaur, ceratopsian.
Ojoraptorsaurus - Dinosaur, oviraptosaur.
Oligokyphus - Therapsid, cynodont.
Oligolactoria - Fish.
Olorotitan - Dinosaur, hadrosaur (lambeosaur).
Omeisaurus - Dinosaur, sauropod.
Omoiosicista - Mammal, rodent.
Omphalosaurus - Ichthyosaur.
Onchopristis - Fish, large sawfish.
Oncorhynchus rastrosus (Sabre-toothed salmon) - Fish, salmon.
Onychonycteris - Bat.
Oohkotokia - Dinosaur, ankylosaur.
Opabinia - Cambrian lifeform.
Ophthalmosaurus - Marine reptile, ichthyosaur.
Ophiacodon - Pelycosaur.
Ophiderpeton - Amphibian, lepospondyl.
Opisthocoelicaudia - Dinosaur, sauropod (titanosaur).
Opisthodactylus - Bird, rhea.
Oreopithecus - Mammal, primate.
Orkoraptor Dinosaur, allosaur.
Ornimegalonyx - Bird.
Ornithocheirus - Pterosaur, ornithocherid.
Ornithodesmus - Dinosaur, dromaeosaur.
Ornitholestes - Dinosaur.
Ornithomimus - Dinosaur, ornithomimosaur.
Ornithoprion - Fish, shark.
Ornithopsis - Dinosaur, sauropod (titanosauriform).
Ornithostoma Pterosaur, pteranodontid
Ornithosuchus - Archosaur.
Orodromeus - Dinosaur, ornithopod.
Orohippus - Mammal, horse.
Oromycter - Pelycosaur, caseid.
Orovenator - Neodiapsid.
Orthacanthus - Fish, shark (xenacanthid).
Orthogoniosaurus - Dinosaur, theropod.
Orycterocetus - Mammal, whale (predatory).
Oryctodromeus - Dinosaur, hypsilophodont.
Osmakasaurus - Dinosaur, ornithopod.
Ostafrikasaurus - Dinosaur, spinosaurid.
Osteolepis - Fish.
Othnielia - Dinosaur, Neornithischiam.
Othnielosaurus - Dinosaur, Neornithischian.
Otodus - Fish, shark.
Otsheria - Synapsid, anomodont.
Oudenodon - Therapsid, dicynodont.
Ouranopithecus - Mammal, primate.
Ouranosaurus - Dinosaur, ornithopod (basal hadrosaur).
Oviraptor - Dinosaur, oviraptorid.
Owenetta - Parareptile.
Oxalaia - Dinosaur, spinosaur.
Oxyosteus - Placoderm fish.
Ozraptor - Dinosaur.