Origin of the vertebrate pectoral girdle and pectoral fins

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…

GEOL431 - Vertebrate Paleobiology

Pectoral and Pelvic Girdles – Morphology of the Vertebrate Skeleton

Skeleton - Limbs, Muscles, Joints

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

19.1 Types of Skeletal Systems – Concepts of Biology – 1st Canadian Edition

Comparison of Pectoral Girdles in Various Vertebrates

davidpeters1954, The Pterosaur Heresies

Origin and Comparative Anatomy of the Pectoral Limb

PDF) Calcified cartilage in the paired fins of the osteostracan Escuminaspis laticeps (Traquair 1880), from the Late Devonian of Miguasha (Québec, Canada), with a consideration of the early evolution of the pectoral

New Study Showing Pelvic Girdles Arose Before the Origin of Movable Jaws----Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences

Bony Fish CK-12 Foundation

How to pronounce pelvic girdle

Origins of Hip & Knee Muscles on Pelvic Girdle Diagram

Botany word of the day : Girdle: Something that encircles

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Panty Girdle synonyms - 14 Words and Phrases for Panty Girdle