Head, J.J., Bloch, J.I., Hastings, A.K., Bourque, J.R., Cadena, E.A., Herrera, F.A., Polly, P.D. & Jaramillo, C.A., 2009. Giant boid snake from the Palaeocene neotropics reveals hotter past equatorial temperatures. Nature 457 (7230), 5 Feb 2009: 715-717. ≡
|