Structure and possible ventilatory function of unusual, expanded sternal ribs in the Early Cretaceous bird Jeholornis
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DOI: 10.1016/j.cretres.2020.104597
Abstract: Abstract Many specimens of the basal bird Jeholornis from the Early Cretaceous Jehol Biota of northeast China include one or two distinctive paddle-shaped skeletal elements preserved in the thoracic region. These ossifications have generally been… read more here.
Keywords: expanded sternal; early cretaceous; lateral trabeculae; jeholornis ... See more keywords