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Confirmation of ovarian follicles in an enantiornithine (Aves) from the Jehol biota using soft tissue analyses
The remains of ovarian follicles reported in nine specimens of basal birds represents one of the most remarkable examples of soft-tissue preservation in the Early Cretaceous Jehol Biota. This discovery was immediately contested and the structures alternatively interpreted as ingested seeds. Fragment...
Autores principales: | , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Nature Publishing Group UK
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7387556/ https://www.ncbi.nlm.nih.gov/pubmed/32724075 http://dx.doi.org/10.1038/s42003-020-01131-9 |