Comments on the Morphology of Basal Paravian Shoulder Girdle: New Data Based on Unenlagiid Theropods and Paleognath Birds

Comments on the Morphology of Basal Paravian Shoulder Girdle: New Data Based on Unenlagiid Theropods and Paleognath Birds

In 1976 John Ostrom published an enlightening paper about the anatomical transformations in the shoulder girdle and forelimb elements along the origin of birds. Most of his ideas were based on comparing Archaeopteryx lithographica with the extant New World vulture Cathartes aura. Ostrom offered inno...

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Bibliographic Details
Main Authors: Fernando E. Novas, Matías J. Motta, Federico L. Agnolín, Sebastián Rozadilla, Gastón E. Lo Coco, Federico Brissón Egli
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-05-01
Series:Frontiers in Earth Science
Subjects:
Archaeopteryx
hypothetical stages
flight origins
pectoral girdle
Ostrom
Online Access:https://www.frontiersin.org/articles/10.3389/feart.2021.662167/full

Internet

https://www.frontiersin.org/articles/10.3389/feart.2021.662167/full

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