Laventiana annectens, new genus and species: fossil evidence for the origins of callitrichine New World monkeys.

@article{Rosenberger1991LaventianaAN,
  title={Laventiana annectens, new genus and species: fossil evidence for the origins of callitrichine New World monkeys.},
  author={Alfred L. Rosenberger and Takeshi Setoguchi and Walter Carl Hartwig},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  year={1991},
  volume={88 6},
  pages={2137-40}
}
A previously unidentified middle Miocene primate from the La Venta deposits of Colombia is intermediate between squirrel monkeys (Saimiri) and callitrichines (marmosets and tamarins) in the morphology of the lower molars, mandible, and talus. Laventiana annectens is closely related to Saimiri and to Cebus (capuchin monkeys) yet resembles the probable… CONTINUE READING