Il luogo della miniaturizzazione all'interno dell'evoluzione della mascella dei mammiferi e dell'orecchio cardiaco coronarico

AbstractThe evolution of the mammalian jaw is indubitably considered one of many largest enhancements in vertebrate historical past, and underpins the out of the bizarre radiation and diversification of mammals over the closing 220 million years1,2. Particularly, the transformation of the mandible right into a single enamel-bearing bone and the emergence of a weird jaw joint—whereas incorporating a few of the ancestral jaw bones into the mammalian coronary heart ear—is on the ultimate cited as a basic occasion of the repurposing of morphological structures3,4. Though it’s remarkably well-documented within the fossil file, the evolution of the mammalian jaw …

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