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Article: Fossil law tells tale of whale evolution.(disovery in India pushes whale origin back in time)(Brief Article)
- Article from:
- Science News
- Article date:
- October 10, 1998
- Author:
CopyrightCOPYRIGHT 1998 Science Service, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Paleontologists have unveiled the fossilized lower jaw of an ancient whale from India that, they claim, pushes the origin of these marine mammals back before 53.5 million years ago, earlier than previously thought. This primitive species provides new information on the profound evolutionary transformation that turned a group of four-legged land mammals into modern cetaceans--the whales, dolphins, and porpoises inhabiting the ocean today--say the researchers.
Other paleontologists, however, question the dating of the Indian fossil and whether it adds much to the story of whale origins.
Indian scientists found the controversial jaw bone more than 12 ...
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