• DOI:10.1038/43420
Corpus ID: 40903258

A Middle Jurassic mammal from Madagascar

@article{Flynn1999AMJ,
  title={A Middle Jurassic mammal from Madagascar},
  author={J. Flynn and J. M. Parrish and B. Rakotosamimanana and W. F. Simpson and A. Wyss},
  journal={Nature},
  year={1999},
  volume={401},
  pages={57-60}
}

J. Flynn, J. M. Parrish, +2 authors A. Wyss

Published 1999

Geography

Nature

The lower molars of tribosphenic mammals (marsupials, placentals and their extinct allies) are marked, primitively, by a basined heel (talonid) acting as the mortar to the pestle of a large inner cusp (protocone) on the opposing upper teeth. Here we report the earliest tribosphenic mammal found so far, three lower teeth in a jaw fragment from Middle Jurassic (Bathonian, ∼167 ± 2 Myr) sediments of northwest Madagascar. This specimen extends the stratigraphic range of the Tribosphenida by some 25… CONTINUE READING

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