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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…
New Study Showing Pelvic Girdles Arose Before the Origin of Movable Jaws----Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences
Evolution of tetrapods - Wikipedia
Comparative anatomy of vertebrates
The Pterosaur Heresies, There's something very wrong with our pterosaurs.
PPT - Pectoral Girdle PowerPoint Presentation, free download - ID:2148354
Origin of the vertebrate pectoral girdle and pectoral fins – overturned
Pectoral Girdle A pectoral girdle is a skeletal complex in the body wall immediately behind the head that articulates with the anterior fins or limbs. - ppt video online download
Origin of the vertebrate pectoral girdle and pectoral fins – overturned
Diversity, Free Full-Text
Image from page 110 of A laboratory manual for comparativ…
davidpeters1954, The Pterosaur Heresies
Figure 7 from Fossil Fishes from China Provide First Evidence of Dermal Pelvic Girdles in Osteichthyans
Pectoral Girdle - an overview
davidpeters1954, The Pterosaur Heresies
