Medullary bone in an Early Cretaceous enantiornithine bird and discussion regarding its identification in fossils

Medullary bone is used by modern female birds as a calcium reservoir for eggshell production. Here, O’Connor and colleagues propose criteria for identifying medullary bone in fossils and report medullary bone from a Cretaceous enantiornithine bird fossil.

Bibliographic Details
Main Authors: Jingmai O’Connor, Gregory M. Erickson, Mark Norell, Alida M. Bailleul, Han Hu, Zhonghe Zhou
Format: Article
Language:English
Published: Nature Publishing Group 2018-12-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-018-07621-z