New fossils of Sirenia from the Middle Eocene of Navarre (Western Pyrenees): The oldest West European sea cow record
- Astibia, H.
- Bardet, N.
- Pereda-Suberbiola, X.
- Payros, A.
- De Buffrénil, V.
- Elorza, J.
- Tosquella, J.
- Berreteaga, A.
- Badiola, A.
ISSN: 0016-7568, 1469-5081
Argitalpen urtea: 2010
Alea: 147
Zenbakia: 5
Orrialdeak: 665-673
Mota: Artikulua