All Stories

  1. A new macronarian sauropod from the Upper Jurassic of Portugal

    Article • Journal of Vertebrate Paleontology, May 2019, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  2. Brain and pneumatic cavities of the braincase of the basal alligatoroid Diplocynodon tormis (Eocene, Spain)

    Article • Journal of Vertebrate Paleontology, April 2019, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  3. Appendicular osteology of Concavenator corcovatus (Theropoda; Carcharodontosauridae; Early Cretaceous; Spain)

    Article • Journal of Vertebrate Paleontology, October 2018, Taylor & Francis

    Francisco Ortega, Dr Francisco Ortega, Elena Cuesta

  4. Titanosaurian teeth from the Upper Cretaceous of “Lo Hueco” (Cuenca, Spain)

    Article • Cretaceous Research, September 2014, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  5. Titanosaur Osteoderms from the Upper Cretaceous of Lo Hueco (Spain) and Their Implications on the Armor of Laurasian Titanosaurs

    Article • PLoS ONE, August 2014, PLOS

    Dr Francisco Ortega, Francisco Ortega

  6. A new dryosaurid ornithopod (Dinosauria, Ornithischia) from the Late Jurassic of Portugal

    Article • Journal of Vertebrate Paleontology, July 2014, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  7. A new species of the turtle Hylaeochelys (Eucryptodira) outside its known geographic and stratigraphic ranges of distribution

    Article • Comptes Rendus Palevol, March 2014, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  8. Phylogenetic reassessment of Lourinhasaurus alenquerensis , a basal Macronaria (Sauropoda) from the Upper Jurassic of Portugal

    Article • Zoological Journal of the Linnean Society, February 2014, Wiley

    Dr Francisco Ortega, Francisco Ortega

  9. New hadrosauriform cranial remains from the Arcillas de Morella Formation (lower Aptian) of Morella, Spain

    Article • Cretaceous Research, January 2014, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  10. An articulated hindlimb of a basal iguanodont (Dinosauria, Ornithopoda) from the Early Cretaceous Las Hoyas Lagerstätte (Spain)

    Article • Geological Magazine, March 2013, Cambridge University Press

    Dr Francisco Ortega, Francisco Ortega

  11. Squamate finding in “Lo Hueco” (Late Campanian-Early Maastrichtian, Cuenca Province, Spain): the second non-marine pythonomorph lizard

    Article • PalZ, February 2013, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  12. Neurocranial Osteology and Neuroanatomy of a Late Cretaceous Titanosaurian Sauropod from Spain (Ampelosaurus sp.)

    Article • PLoS ONE, January 2013, PLOS

    Dr Francisco Ortega, Francisco Ortega

  13. Two Synchronic and Sympatric Bothremydidae Taxa (Chelonii, Pleurodira) in the Late Cretaceous Site of “Lo Hueco” (Cuenca, Spain)

    Article • September 2012, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  14. Exceptionally well-preserved vegetal remains from the Upper Cretaceous of ‘Lo Hueco’, Cuenca, Spain

    Article • Lethaia, August 2012, Scandinavian University Press / Universitetsforlaget AS

    Dr Francisco Ortega, Francisco Ortega

  15. A New Freshwater Basal Eucryptodiran Turtle from the Early Cretaceous of Spain

    Article • Acta Palaeontologica Polonica, June 2012, Polska Akademia Nauk Instytut Paleobiologii (Institute of Paleobiology, Polish Academy of Sciences)

    Dr Francisco Ortega, Francisco Ortega

  16. Preliminary taphonomic approach to “Lo Hueco” palaeontological site (Upper Cretaceous, Cuenca, Spain)

    Article • Geobios, March 2012, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  17. A new genus of Bothremydidae (Chelonii, Pleurodira) in the Cretaceous of Southwestern Europe

    Article • Geobios, March 2012, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  18. The Braincase of the Basal Sauropod Dinosaur Spinophorosaurus and 3D Reconstructions of the Cranial Endocast and Inner Ear

    Article • PLoS ONE, January 2012, PLOS

    Dr Francisco Ortega, Francisco Ortega

  19. Selenemys lusitanica, gen. et sp. nov., a new pleurosternid turtle (Testudines: Paracryptodira) from the Upper Jurassic of Portugal

    Article • Journal of Vertebrate Paleontology, February 2011, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  20. A bizarre, humped Carcharodontosauria (Theropoda) from the Lower Cretaceous of Spain

    Article • Nature, September 2010, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  21. New and exceptional discovery in the Upper Cretaceous of the Iberian Peninsula: the palaeontological site of “Lo Hueco”, Cuenca, Spain

    Article • Cretaceous Research, October 2009, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  22. A New Basal Sauropod Dinosaur from the Middle Jurassic of Niger and the Early Evolution of Sauropoda

    Article • PLoS ONE, September 2009, PLOS

    Dr Francisco Ortega, Francisco Ortega

  23. New evidence of shared dinosaur across Upper Jurassic Proto-North Atlantic: Stegosaurus from Portugal

    Article • The Science of Nature, December 2006, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  24. The birds from Las Hoyas

    Article • Science Progress, May 2002, Science Reviews 2000 LTD

    Dr Francisco Ortega, Francisco Ortega

  25. A revision of the crocodyliformAllodaposuchus precedensfrom the Upper Cretaceous of the Hateg Basin, Romania. Its relevance in the phylogeny of Eusuchia

    Article • Journal of Vertebrate Paleontology, March 2001, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  26. An Early Cretaceous pellet

    Article • Nature, February 2001, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  27. A new species ofAraripesuchus(Crocodylomorpha, Mesoeucrocodylia) from the lower Cretaceous of Patagonia (Argentina)

    Article • Journal of Vertebrate Paleontology, April 2000, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  28. Biotic association and palaeoenvironmental reconstruction of the “Loma del Pterodaustro” fossil site (Early Cretaceous, Argentina)

    Article • Geobios, January 1998, Elsevier

    Dr Francisco Ortega

  29. New crocodiles (Eusuchia: Alligatoroidea) from the Upper Cretaceous of southern Europe

    Article • Comptes Rendus de l Académie des Sciences - Series IIA - Earth and Planetary Science, October 1997, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  30. Loss of carpal elements in crocodilian limb evolution: morphogenetic model corroborated by palaeobiological data

    Article • Biological Journal of the Linnean Society, September 1997, Wiley

    Dr Francisco Ortega, Francisco Ortega

  31. An Early Cretaceous bird from Spain and its implications for the evolution of avian flight

    Article • Nature, August 1996, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  32. The Upper Jurassic maniraptoran theropodLisboasaurus estesi(Guimarota, Portugal) reinterpreted as a crocodylomorph

    Article • Journal of Vertebrate Paleontology, June 1996, Taylor & Francis

    Dr Francisco Ortega, Francisco Ortega

  33. Reinterpretation and new denominationof Atacisaurus crassiproratus (Middle Eocene; Issel, France) as cf. Iberosuchus (Crocodylomorpha, Metasuchia)

    Article • Geobios, January 1996, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  34. A preliminary note on the first tetrapod trackways from the lithographic limestones of Las Hoyas (Lower Cretaceous, Cuenca, Spain)

    Article • Geobios, January 1995, Elsevier

    Dr Francisco Ortega, Francisco Ortega

  35. A unique multitoothed ornithomimosaur dinosaur from the Lower Cretaceous of Spain

    Article • Nature, August 1994, Springer Science + Business Media

    Dr Francisco Ortega, Francisco Ortega

  36. Las Hoyas

    Article • Wiley

    Dr Francisco Ortega, Francisco Ortega