Functional morphology and hydrodynamics of plesiosaur necks: does size matter?

PV Troelsen, DM Wilkinson, M Seddighi… - Journal of Vertebrate …, 2019 - Taylor & Francis
Plesiosaurs are an enigmatic, diverse extinct group of Mesozoic marine reptiles well known
for their unique body plan with two pairs of flippers and usually an elongated neck. The long …

[HTML][HTML] Computer simulations imply forelimb-dominated underwater flight in plesiosaurs

S Liu, AS Smith, Y Gu, J Tan, CK Liu… - PLoS computational …, 2015 - journals.plos.org
Plesiosaurians are an extinct group of highly derived Mesozoic marine reptiles with a global
distribution that spans 135 million years from the Early Jurassic to the Late Cretaceous …

[PDF][PDF] An integrated approach to understanding the role of the long neck in plesiosaurs

LF Noè, MA Taylor… - Acta Palaeontologica …, 2017 - bibliotekanauki.pl
The evolution and function of the long neck in plesiosaurs, and how the problems
associated with stiffness or flexibility were overcome during feeding, or rapid swimming …

A method for deducing neck mobility in plesiosaurs, using the exceptionally preserved Nichollssaura borealis

RS Nagesan, DM Henderson… - Royal Society Open …, 2018 - royalsocietypublishing.org
The elongate-necked aquatic plesiosaurs existed for 135 Myr during the Mesozoic. The
function of this elongate neck is a point of debate. Using computed tomography and three …

[HTML][HTML] Neck mobility in the Jurassic plesiosaur Cryptoclidus eurymerus: finite element analysis as a new approach to understanding the cervical skeleton in fossil …

T Wintrich, R Jonas, HJ Wilke, L Schmitz, PM Sander - PeerJ, 2019 - peerj.com
The sauropterygian clade Plesiosauria arose in the Late Triassic and survived to the very
end of the Cretaceous. Plesiosauria evolved the greatest species diversity of any marine …

[HTML][HTML] Large size in aquatic tetrapods compensates for high drag caused by extreme body proportions

S Gutarra, TL Stubbs, BC Moon, C Palmer… - Communications …, 2022 - nature.com
Various Mesozoic marine reptile lineages evolved streamlined bodies and efficient lift-based
swimming, as seen in modern aquatic mammals. Ichthyosaurs had low-drag bodies, akin to …

The four-flipper swimming method of plesiosaurs enabled efficient and effective locomotion

LE Muscutt, G Dyke, GD Weymouth… - … of the Royal …, 2017 - royalsocietypublishing.org
The extinct ocean-going plesiosaurs were unique within vertebrates because they used two
flipper pairs identical in morphology for propulsion. Although fossils of these Mesozoic …

Correlated trends in the evolution of the plesiosaur locomotor system

FR O'Keefe, MT Carrano - Paleobiology, 2005 - cambridge.org
This paper investigates trends in the evolution of body size and shape in the Plesiosauria, a
diverse clade of Mesozoic marine reptiles. Using measures from well-preserved plesiosaur …

[HTML][HTML] Evolution of the sauropterygian labyrinth with increasingly pelagic lifestyles

JM Neenan, T Reich, SW Evers, PS Druckenmiller… - Current Biology, 2017 - cell.com
Sauropterygia, a successful clade of marine reptiles abundant in aquatic ecosystems of the
Mesozoic, inhabited nearshore to pelagic habitats over> 180 million years of evolutionary …

Deep‐time invention and hydrodynamic convergences through amniote flipper evolution

A Krahl, I Werneburg - The Anatomical Record, 2023 - Wiley Online Library
The diapsid plesiosaurs were pelagic and inhabited the oceans from the Triassic to the
Cretaceous. A key evolutionary character of plesiosaurs is the four wing‐like flippers. While …