Sentences with phrase «by paleobiology»

By paleobiology standards, however, the results were exotic.

Not exact matches

«Punctuated equilibria: an alternative to phyletic gradualism» (1972) pp 82 - 115 in «Models in paleobiology», edited by Schopf, TJM Freeman, Cooper & Co, San Francisco.

With more than 40 million specimens in the museum's Department of Paleobiology, «We are always learning new things about the vast legacy built by our predecessors at the museum,» Pyenson said.

Whether dealing with historically intact or novel ecosystems — the 47 percent of Earth's ice - free land that has been altered by humans — scientists need to look at the paleobiology of the region, that is, what the ecosystem looked like before humans altered it, and seek to rebuild it to some degree toward that natural balance, Barnosky said.

While some scientists believe there was indeed an explosion of diversity (the so - called punctuated equilibrium theory elaborated by Nils Eldredge the late Stephen J. Gould - Models In Paleobiology, 1972), others believe that such rapid acceleration of evolution is not possible; they posit that there was an extended period of evolutionary progression of all the animal groups, the evidence for which is lost in the all but nonexistent precambrian fossil record.

Papers were published in Syllogeus, edited by Dr C.R.Harington of the Paleobiology Division.