Origin of the vertebrate pectoral girdle and pectoral fins – overturned

Brazeau et al 2023 report,"The past 150 years of debate has been shaped by two contentious theories: the ventrolateral fin-fold hypothesis and the archipterygium hypothesis. The latter proposes that fins and girdles evolved from an ancestral gill arch. Although studies in animal development have revived interest in this idea, it is apparently unsupported by fossil…

Pectoral Anatomy of Tribodus limae (Elasmobranchii: Hybodontiformes) from the Lower Cretaceous of Northeastern Brazil

Extreme Modification of the Tetrapod Forelimb in a Triassic Diapsid Reptile - ScienceDirect

davidpeters1954, The Pterosaur Heresies

Complete specimen of E. watsoni MHNM 06-2067 a, Complete specimen in

Vertebrate Evolution: Turning Heads - ScienceDirect

davidpeters1954, The Pterosaur Heresies

GEOL431 - Vertebrate Paleobiology

The pectoral fin of Tiktaalik roseae and the origin of the tetrapod limb

A Bayesian approach to dynamic homology of morphological characters and the ancestral phenotype of jawed vertebrates

Right pectoral girdles of the extant lobe-finned fish Neoceratodus (A

GEOL431 - Vertebrate Paleobiology

Evolution of tetrapods - Wikipedia

palaeontology Archivi - Scientificult