Press to Close

REFERENCES

Benton, M.J. 2000. Vertebrate Palaeontology.  Blackwell Science, Ltd., Oxford.  452 pp.

Colbert, E.H., M. Morales, and E.C. Minkoff. 2001. Colbert’s Evolution of the Vertebrates. Wiley-Liss, New York.  560 pp.

Zimmer, C. 1999. At the Water’s Edge. Touchstone Books, New York. 304 pp.