Silurian and Carboniferous: Period and Events / by Zamora, Omar, author 650447, Arias, Sherley, author 650448

Subjects: “…Carboniferous Geologic Period…”
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Evolution of Vertebrates / by Solano, Lisette, author 648776

“…Reptiles arose about 310-320 million years ago during the Carboniferous period. Reptiles are defined as animals that have scales, lay land based hard shelled eggs, and possess cold-blooded metabolisms. …”
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Geological History and Provinces of Earth / by Campos, Tracie, author 650670, Hackett, Jaheim, author 650671

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Amphibians (Class of Vertebrate Animals) / by Kirkland, Milford, author 648688

“…Amphibians evolved in the Devonian Period and were top predators in the Carboniferous and Permian Periods, but many lineages were wiped out during the Permian-Triassic extinction. …”
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Evolution of Mammals / by Matos, Raymonde, author 648775

“…The synapsid lineage became distinct from the sauropsid ("reptile") lineage in the late Carboniferous period, between 320 and 315 million years ago, and were the most common and largest land vertebrates of the Permian period. …”
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An Introduction to Biodiversity / by Metzler, Maleah, author 648870

“…The next 400 million years included repeated, massive biodiversity losses classified as mass extinction events. In the Carboniferous, rainforest collapse led to a great loss of plant and animal life. …”
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Mammals (Class of Air-breathing Vertebrate Animals) / by Galindo, Jovan, author 648804

“…The next three largest orders include the Carnivora (dogs , cats , weasels , bears , seals , and their relatives), the Cetartiodactyla (including the belongs even-toed hoofed mammals and the whales) and the Primates to which the human species The early synapsid mammalian ancestors, a group which included pelycosaurs such as Dimetrodon, diverged from the amniote line that would lead to reptiles at the end of the Carboniferous periods. Although they were preceded by many diverse groups of non-mammalian synapsids (sometimes misleadingly referred to as mammal-like reptiles), the first true mammals appeared in the Triassic period. …”
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