THE ELASMOSAURID PLESIOSAUR ARISTONECTES CABRERA FROM THE LATEST CRETACEOUS OF SOUTH AMERICA AND ANTARCTICA

@inproceedings{Gasparini2003THEEP,
  title={THE ELASMOSAURID PLESIOSAUR ARISTONECTES CABRERA FROM THE LATEST CRETACEOUS OF SOUTH AMERICA AND ANTARCTICA},
  author={Z. Gasparini and N. Bardet and J. Martin and M. Fern{\'a}ndez},
  year={2003}
}
  • Z. Gasparini, N. Bardet, +1 author M. Fernández
  • Published 2003
  • Biology
  • Abstract Aristonectes parvidens Cabrera, 1941, and Morturneria seymourensis (Chatterjee and Small, 1989), two plesiosaurs from the Maastrichtian of South America and Antarctica whose phylogenetical position is controversial, are reviewed and found to be congeneric and conspecific. Most differences between the two type specimens are interpreted as related to ontogenetic growth: Morturneria is based on an immature, whereas Aristonectes is based on an adult, probably an old individual… CONTINUE READING
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