Similar to Afrotheria, the earliest members of Laurasiatheria and Euarchontoglires were small, insectivorous mammals living in Laurasia (a combined continental mass that included North America, Europe, and Asia). These groups were isolated from afrotherians and xenarthrans when Pangaea broke up, followed by the subsequent separation of Laurasiatheria and Euarchontoglires. Each of the latter have basal…
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Intro to Laurasiatheria: Eulipotyphla & Pholidota
