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The '''Lopez de Bertodano Formation''' is a geological ] in ], ] whose strata date to the end of the ] (] age), about 65 million years ago. Dinosaur remains are among the fossils that have been recovered from the formation.<ref name="cretaceousdistribution">Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, Antarctica)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. p. 606. ISBN 0-520-24209-2.</ref> The '''Lopez de Bertodano Formation''' is a geological ] on the ] and surrounding islands, whose strata date to the end of the ] (] age), about 65 million years ago. Dinosaur remains are among the fossils that have been recovered from the formation.<ref name="cretaceousdistribution">Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, Antarctica)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. p. 606. ISBN 0-520-24209-2.</ref>


==Vertebrate paleofauna== ==Vertebrate paleofauna==

Revision as of 13:30, 3 April 2011

The Lopez de Bertodano Formation is a geological formation on the Antarctic Peninsula and surrounding islands, whose strata date to the end of the Late Cretaceous (Maastrichtian age), about 65 million years ago. Dinosaur remains are among the fossils that have been recovered from the formation.

Vertebrate paleofauna

Dinosaurs of the Lopez de Bertodano Formation
Genus Species Unit Material Notes Images

Polarornis

P. gregorii

Lower Sandwich Bluff Member

Partial skull and skeleton, holotype

A loon

P.? sp.

Lower Sandwich Bluff Member

Partial skeleton including wing and hindlimbs

Possibly a more primitive form with strong flight ability and lighter bones

Vegavis

V. iaai

Lower Sandwich Bluff Member

Partial skeleton

An anseriform

Undescribed Cariamae

Unnamed species

Cape Lamb Member

Isolated femur

Close relative of cariamids and phorusrhacids

Undescribed charadriiform

Unnamed species

Cape Lamb Member

Partial skeleton

Undescribed Euornithopoda

Unnamed species

Undescribed Hadrosauridae

Unnamed species

Indeterminate remains

See also

References

  1. ^ Weishampel, David B; et al. (2004). "Dinosaur distribution (Late Cretaceous, Antarctica)." In: Weishampel, David B.; Dodson, Peter; and Osmólska, Halszka (eds.): The Dinosauria, 2nd, Berkeley: University of California Press. p. 606. ISBN 0-520-24209-2.
  2. Clarke, J.A., Tambussi, C.P., Noriega, J.I., Erickson, G.M. and Ketcham, R.A. (2005). "Definitive fossil evidence for the extant avian radiation in the Cretaceous." Nature, 433: 305-308. DOI:10.1038/nature03150 PDF fulltext Supporting information
  3. Case, J., Reguero, M., Martin, J. and Cordes-Person, A. (2006). "A cursorial bird from the Maastrictian of Antarctica." Journal of Vertebrate Paleontology, 26(3): 48A.
  4. Cordes, (2002). "A new charadriiform avian specimen from the Early Maastrichtian of Cape Lamb, Vega Island, Antarctic Peninsula". Journal of Vertebrate Paleontology, 22(3): 46A.


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