Ampelosaurus

Am-pe-lo-sore-us.
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Benjamin Gutierrez

Vertebrate Paleontologist

Benjamin Gutierrez is a leading expert on dinosaurs, particularly the mighty theropods. His fieldwork in South America has uncovered new species and provided insights into dinosaur social structures.

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Name

Ampelosaurus ‭(‬Vine lizard‭)‬.

Phonetic

Am-pe-lo-sore-us.

Named By

Jean Le Loeuff‭ ‬-‭ ‬1995.

Classification

Chordata,‭ ‬Reptilia,‭ ‬Dinosauria,‭ ‬Saurischia,‭ ‬Sauropoda,‭ ‬Sauropodomorpha,‭ ‬Sauropoda,‭ ‬Titanosauria.

Diet

Herbivore.

Species

A.‭ ‬atacis‭

Size

Estimated around‭ ‬15‭ ‬meters long.

Known locations

France‭ ‬-‭ ‬Marnes Rouges Inf�rieures Formation.

Time Period

Late Campanian/Early Maastrichtian of the Cretaceous.

Fossil representation

Several specimens revealing most of the post cranial skeleton,‭ ‬though the skull is still only known from partial remains.

In Depth

       Along with Magyarosaurus,‭ ‬Ampelosaurus is currently one of the best known sauropods from Europe and is in fact another example of a Late Cretaceous era titanosaur.‭ ‬Remains of Ampelosaurus have been found in what would have been a floodplain in the late Cretaceous.‭ ‬However when the fossils were discovered they were now near a vineyard‭ (‬a place where grapes are grown for the purpose of making wine‭) ‬which inspired the name Ampelosaurus which means‭ ‘‬vine lizard‭’‬.‭

       Despite the fact‭ ‬that the skull of Ampelosaurus‭ ‬is still only‭ ‬known from partial remains,‭ ‬there is still enough of this dinosaur,‭ ‬particularly the post cranial skeleton,‭ ‬to reconstruct Ampelosaurus with confidence.‭ ‬The neck of Ampelosaurus is quite short in proportion to the body,‭ ‬something which could indicate a specialisation in low to medium height vegetation.‭ ‬Like with many other titanosaurs,‭ ‬Ampelosaurus also had bony armour called osteoderms‭ (‬alternatively scutes‭) ‬which were bony plates that grew within the skin.

       Another titanosaur sauropod that lived in France at the end of the Cretaceous period is Hypselosaurus.

Further Reading

– Ampelosaurus atacis (nov. gen., nov. sp.), un nouveau Titanosauridae (Dinosauria, Sauropoda) du Cr�tac� sup�rieur de la Haute Vall�e de l’Aude (France)” (PDF). Comptes Rendus de l’Acad�mie des Sciences. IIa. 321: 693–699. – J. Le Loeuff – 1995. – Ampelosaurus atacis, the dinosaur of the wineyard. – The Dinosaur Society UK Quarterly. 1 (4): 1–2. – L. Le Loeuff & E. Buffetaut – 1996. – Osteology of Ampelosaurus atacis (Titanosauria) from Southern France. – J. Le Loeuff – 2005. – Modified Laminar Bone in Ampelosaurus atacis and Other Titanosaurs (Sauropoda): Implications for Life History and Physiology. – PLoS ONE. 7 (5): e36907. – N. Klein, P. M. Sander, K. Stein, J. Le Loeuff, J. L. Carballido & E. Buffetaut (Andrew A. Farke (ed.)) – 2010. – Neurocranial Osteology and Neuroanatomy of a Late Cretaceous Titanosaurian Sauropod from Spain (Ampelosaurus sp.). – F. Knoll, R. C. Ridgely, F. Ortega, J. Sanz & L. M. Witmer – 2013.

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