Hagfish from the Cretaceous Tethys Sea and a reconciliation of the morphological–molecular conflict in early vertebrate phylogeny

T Miyashita, MI Coates, R Farrar… - Proceedings of the …, 2019 - National Acad Sciences
Hagfish depart so much from other fishes anatomically that they were sometimes considered
not fully vertebrate. They may represent:(i) an anatomically primitive outgroup of vertebrates …

Paleo‐evo‐devo implications of a revised conceptualization of enameloids and enamels

G Houée, N Goudemand, D Germain… - Biological …, 2024 - Wiley Online Library
Understanding the origin and evolution of the mineralized skeleton is crucial for unravelling
vertebrate history. However, several limitations hamper our progress. The first obstacle is the …

The origin of novel features by changes in developmental mechanisms: ontogeny and three‐dimensional microanatomy of polyodontode scales of two early …

Q Qu, S Sanchez, M Zhu, H Blom… - Biological …, 2017 - Wiley Online Library
Recent advances in synchrotron imaging allow us to study the three‐dimensional (3D)
histology of vertebrate fossils, including microfossils (eg teeth and scales) of early jawed …

The nature of aspidin and the evolutionary origin of bone

JN Keating, CL Marquart, F Marone… - Nature ecology & …, 2018 - nature.com
Bone is the key innovation underpinning the evolution of the vertebrate skeleton, yet its
origin is mired by debate over interpretation of the most primitive bone-like tissue, aspidin …

From body scale ontogeny to species ontogeny: Histological and morphological assessment of the Late Devonian acanthodian Triazeugacanthus affinis from …

M Chevrinais, JY Sire, R Cloutier - PLoS One, 2017 - journals.plos.org
Growth series of Palaeozoic fishes are rare because of the fragility of larval and juvenile
specimens owing to their weak mineralisation and the scarcity of articulated specimens. This …

Genetic analyses in Lake Malawi cichlids identify new roles for Fgf signaling in scale shape variation

RC Albertson, KC Kawasaki, ER Tetrault… - Communications …, 2018 - nature.com
Elasmoid scales are the most common epithelial appendage among vertebrates, however
an understanding of the genetic mechanisms that underlie variation in scale shape is …

3D characterization of morphological changes in the intervertebral disc and endplate during aging: A propagation phase contrast synchrotron micro-tomography study

Y Cao, S Liao, H Zeng, S Ni, F Tintani, Y Hao… - Scientific Reports, 2017 - nature.com
A better understanding of functional changes in the intervertebral disc (IVD) and interaction
with endplate is essential to elucidate the pathogenesis of IVD degeneration disease …

Squamation and scale morphology at the root of jawed vertebrates

Y Wang, M Zhu - Elife, 2022 - elifesciences.org
Placoderms, as the earliest branching jawed vertebrates, are crucial to understanding how
the characters of crown gnathostomes comprising Chondrichthyes and Osteichthyes …

Quantifying intracortical bone microstructure: A critical appraisal of 2D and 3D approaches for assessing vascular canals and osteocyte lacunae

KA Williams, NJ Gostling, JW Steer… - Journal of …, 2021 - Wiley Online Library
Describing and quantifying vascular canal orientation and volume of osteocyte lacunae in
bone is important in studies of bone growth, mechanics, health and disease. It is also an …

New material of the Early Devonian sarcopterygian Styloichthys changae illuminates the origin of cosmine

X Cui, T Qiao, L Peng, M Zhu - Journal of Systematic …, 2025 - Taylor & Francis
The Early Devonian sarcopterygian Styloichthys changae provides substantial information to
resolve the phylogenetic relationships of early sarcopterygians. Its dermal bones show a …