Named By: N. D. Pyenson, J. Velez-Juarbe, C. S. Gutstein, H. Little, D. Vigil & A. O'Dea - 2015.
Classification: Chordata, mamamlia, Artiodacyla, Cetacea, Iniidae.
Species: I. panamensis (type).
Size: About 2.85 meters long.
Known locations: Panama - Chagres Formation.
Time period: Late Miocene.
Fossil representation: Partial skull and partial post cranial skeleton.
is a genus of river
dolphin that lived in Central America during the
- Isthminia panamensis, a new fossil inioid (Mammalia, Cetacea) from the Chagres Formation of Panama and the evolution of ‘river dolphins’ in the Americas. - PeerJ 3:e1227. - N. D. Pyenson, J. Velez-Juarbe, C. S. Gutstein, H. Little, D. Vigil & A. O'Dea - 2015.