Evolution of Mammals /
The evolution of mammals within the synapsid lineage ( mammal-like-reptiles) was a gradual process that took approximately 70 million years, beginning in the mid-Permian. By the mid-Triassic, there were many species that looked like mammals, and the first true mammals appeared in the early Jurassic....
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| Format: | software, multimedia |
| Language: | eng |
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Delhi, India : Research World,
2012
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| Online Access: | http://repository.library.utm.my/id/eprint/3936 |