From fibre to function: are we accurately representing muscle architecture and performance?

J Charles, R Kissane, T Hoehfurtner… - Biological …, 2022 - Wiley Online Library
The size and arrangement of fibres play a determinate role in the kinetic and energetic
performance of muscles. Extrapolations between fibre architecture and performance …

Modern three-dimensional digital methods for studying locomotor biomechanics in tetrapods

OE Demuth, E Herbst, DT Polet… - Journal of …, 2023 - journals.biologists.com
Here, we review the modern interface of three-dimensional (3D) empirical (eg motion
capture) and theoretical (eg modelling and simulation) approaches to the study of terrestrial …

Macroevolutionary patterns in the pelvis, stylopodium and zeugopodium of megalosauroid theropod dinosaurs and their importance for locomotor function

MBS Lacerda, JS Bittencourt… - Royal Society Open …, 2023 - royalsocietypublishing.org
During the Mesozoic, non-avian theropods represented one of the most successful clades
globally distributed, with a wide diversity of forms. An example is the clade …

A proposed standard for quantifying 3‐D hindlimb joint poses in living and extinct archosaurs

SM Gatesy, AR Manafzadeh, PJ Bishop… - Journal of …, 2022 - Wiley Online Library
The last common ancestor of birds and crocodylians plus all of its descendants (clade
Archosauria) dominated terrestrial Mesozoic ecosystems, giving rise to disparate body …

Articular surface interactions distinguish dinosaurian locomotor joint poses

AR Manafzadeh, SM Gatesy, BAS Bhullar - Nature Communications, 2024 - nature.com
Our knowledge of vertebrate functional evolution depends on inferences about joint function
in extinct taxa. Without rigorous criteria for evaluating joint articulation, however, such …

Walking—and running and jum**—with dinosaurs and their cousins, viewed through the lens of evolutionary biomechanics

AR Cuff, OE Demuth, K Michel, A Otero… - Integrative and …, 2022 - academic.oup.com
Archosauria diversified throughout the Triassic Period before experiencing two mass
extinctions near its end∼ 201 Mya, leaving only the crocodile-lineage (Crocodylomorpha) …

Quantitative biomechanical assessment of locomotor capabilities of the stem archosaur Euparkeria capensis

OE Demuth, ALA Wiseman… - Royal Society Open …, 2023 - royalsocietypublishing.org
Birds and crocodylians are the only remaining members of Archosauria (ruling reptiles) and
they exhibit major differences in posture and gait, which are polar opposites in terms of …

Musculoskeletal modelling of the Nile crocodile (Crocodylus niloticus) hindlimb: Effects of limb posture on leverage during terrestrial locomotion

ALA Wiseman, PJ Bishop, OE Demuth… - Journal of …, 2021 - Wiley Online Library
We developed a three‐dimensional, computational biomechanical model of a juvenile Nile
crocodile (Crocodylus niloticus) pelvis and hindlimb, composed of 47 pelvic limb muscles, to …

Musculoskeletal modeling of sprawling and parasagittal forelimbs provides insight into synapsid postural transition

RJ Brocklehurst, P Fahn-Lai, S Regnault, SE Pierce - Iscience, 2022 - cell.com
The sprawling–parasagittal postural shift was a major transition during synapsid evolution,
underpinned by reorganization of the forelimb, and considered key to mammalian ecological …

Three-dimensional polygonal muscle modelling and line of action estimation in living and extinct taxa

OE Demuth, ALA Wiseman, J van Beesel, H Mallison… - Scientific Reports, 2022 - nature.com
Biomechanical models and simulations of musculoskeletal function rely on accurate muscle
parameters, such as muscle masses and lines of action, to estimate force production …