An Early Cretaceous enantiornithine (Aves) preserving an unlaid egg and probable medullary bone
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DOI: 10.1038/s41467-019-09259-x
Abstract: Understanding non-crown dinosaur reproduction is hindered by a paucity of directly associated adults with reproductive traces. Here we describe a new enantiornithine, Avimaia schweitzerae gen. et sp. nov., from the Lower Cretaceous Xiagou Formation with… read more here.
Keywords: probable medullary; medullary bone; egg; unlaid egg ... See more keywords