There are many examples that fossils discovered on different continents and nowhere else, suggesting the continents were once joined. If continent Drift had actually not occurred, the alternative explanations would be:The varieties evolved individually on different continents – contradicting Darwin’s theory of evolution. They swam come the various other continent/s in reproduction pairs to create a second population.
You are watching: ________ was an ancient reptile that lived in south america and africa during the late paleozoic.
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Remains the Mesosaurus, a freshwater crocodile-like reptile the lived throughout the beforehand Permian (between 286 and 258 million years ago), are found solely in southerly Africa and also Eastern south America. It would have been physiologically impossible for Mesosaurus to swim in between the continents. This says that southern America and also Africa were joined during the early Permian.
Cynognathus is an extinct mammal-like reptile. The name literally way ‘dog jaw’. Cynognathus to be as huge as a modern wolf and also lived throughout the beforehand to mid Triassic duration (250 come 240 million year ago). The is discovered as fossils just in southern Africa and South America.
Lystrosaurus -which literally method ‘shovel reptile’ - was dominant on floor in the beforehand Triassic, 250 million year ago. It is thought to have actually been herbivorous and also grew to roughly one metre in length, through a stocky build like a pig. Fossils that Lystrosaurus space only uncovered in Antarctica, India and South Africa.
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Glossopteris to be a woody, seed-bearing shrub or tree, named after the Greek descripton that ‘tongue’ – a summary of the form of the leaves. Some reached 30m tall. The evolved throughout the early Permian (299 million year ago) and also went on to become the dominant species throughout the period, not coming to be extinct until the finish of the Permian. Fossils are discovered in Australia, southern Africa,South America, India and also Antarctica.
When the continents of the southern hemisphere are re-assembled right into the solitary land massive of Gondwanaland, the circulation of these 4 fossil types kind linear and continuous patterns of distribution across continental boundaries.