Finite element and microstructural analyses indicate that pteraspid heterostracan oral plate microstructure was adapted to a mechanical function

M Grohganz, A Ballell, EJ Rayfield, HG Ferrón… - …, 2024 - Wiley Online Library
Early vertebrate evolution has been characterized as a gradual shift from passive to more
active feeding modes. However, this evolutionary scenario is contingent on poorly …

The three-dimensionally articulated oral apparatus of a Devonian heterostracan sheds light on feeding in Palaeozoic jawless fishes

RP Dearden, AS Jones, S Giles… - … of the Royal …, 2024 - royalsocietypublishing.org
Attempts to explain the origin and diversification of vertebrates have commonly invoked the
evolution of feeding ecology, contrasting the passive suspension feeding of invertebrate …

Morphogenesis of pteraspid heterostracan oral plates and the evolutionary origin of teeth

M Grohganz, Z Johanson… - Royal Society …, 2024 - royalsocietypublishing.org
Teeth are a key vertebrate innovation; their evolution is generally associated with the origin
of jawed vertebrates. However, tooth-like structures already occur in jawless stem …

[PDF][PDF] The evolutionary origin of teeth

M GROHGANZ - 2024 - research-information.bris.ac.uk
Teeth are a key innovation underpinning the adaptive radiation of jawed vertebrates. They
are a synapomorphy of gnathostomes, but the evolutionary origin of teeth must lie deeper …