List of prehistoric amphibian genera - Wikipedia
This list of prehistoric amphibians is an attempt to create a comprehensive listing of all genera from the fossil record that have ever been considered to be amphibians, excluding purely vernacular terms.
Pictures and Profiles of Prehistoric Amphibians - ThoughtCo
2019年3月31日 · During the Carboniferous and Permian periods, prehistoric amphibians, and not reptiles, were the apex predators of the earth's continents. On the following slides, you'll find pictures and detailed profiles of over 30 prehistoric amphibians, ranging from …
Amphibian - Evolution, Classification, Adaptation | Britannica
2024年10月25日 · The true amphibians included edopoids, eryopoids, colosteids, trimerorhachoids, and microsaurs. The representatives of the anthracosaurs included the embolomers, baphetids, and limnoscelids. Nectrideans and aistopods are often identified as amphibians, but they might be better grouped with the anthracosaurs or listed separately.
The Age of Amphibians - JSTOR Daily
2015年12月10日 · As with dinosaurs, ancient amphibians evolved over several geologic periods and were found in a huge variety of shapes and sizes. The earliest, the Ichthyostegelia, emerged in the late Devonian period and resembled modern salamanders with broader tails.
The 300 Million Year History of Amphibian Evolution - ThoughtCo
2019年8月15日 · Some of these ancient creatures achieved crocodile-like sizes, up to 15 feet long (which may not seem so big today but was positively huge 300 million years ago) and terrorized smaller animals as the apex predators of their swampy ecosystems. Before going further, it's helpful to define what the word "amphibian" means.
Giant ancient amphibian was bigger than a human - AAAS
2015年3月23日 · Before dinosaurs came along, one of Earth's top predators was a salamanderlike amphibian that lived in tropical areas of the supercontinent Pangaea. Fossils unearthed from a 30- to 40-centimeter-thick bone bed in southern Portugal suggest the creature was more than 2 meters long, weighed as much as 100 kilograms, and had a …
Fossils reveal how giant amphibians swam on shores of ancient sea
2023年3月29日 · Amphibians the size of crocodiles once lurked along the shores of ancient South Africa. Newly described fossils reveal how these animals moved in the water as they looked for prey during the Permian. Over 250 million years ago, giant amphibians would have roamed the edges of ancient lagoons.
illustrate the central problems of amphibian evolu-tion as understood here: 1. How did fishes evolve the necessary structures and organs to survive on land? 2. What was the life of early tetrapods like? 3. Are modern amphibians a good model to understand early tetrapods? 4. How did modern amphibians acquire their
Amphibians - ScienceDirect
2018年11月5日 · Amphibians constitute three major taxa: anurans, the frogs and toads; caudates or urodeles, the salamanders and newts; and gymnophiones, the limbless caecilians. Amphibians are an ancient group, representing remnants of the first land vertebrates. Modern taxa are early Mesozoic in origin.
The Rise of Amphibians: 365 Million Years of Evolution - Oxford …
2010年4月7日 · The early paleontological record of the amphibians is interrupted by wide gaps, often resulting in the sudden appearance of advanced characters. Recent, exciting new fossil findings have improved the picture of amphibian evolution …