Luke Norton

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Tooth replacement patterns in Eutheriodontia

Ongoing study of the tooth replacement patterns in various eutheriodonts—the 250+ million year old ancestors to modern mammals—using X-ray microtomography.

Collaborators: Prof. Fernando Abdala, Prof. Bruce S, Rubidge, Prof. Jennifer Botha, & Prof. Julien Benoit

Funding: University of the Witwatersrand URC Postdoctoral Fellowship (2024), GENUS DSI-NRF Centre of Excellence in Palaeosciences (2022–2024), The Palaeontological Scientific Trust (2021–2022), National Research Foundation of South Africa (2013–2015).

Publications

On taxonomic issues, ontogenetic series and tooth replacement. Comments on Diphyodont tooth replacement of Brasilodon—A Late Triassic eucynodont that challenges the time of origin of mammals by Cabreira et al.

F. Abdala, L.A. Norton, S.C. Jasinoski, J. Botha, V. Fernandez, B. Rubidge, P.G. Gill, A.G. Martinelli

Journal of Anatomy, vol. 242(4), 2023, pp. 737-742

Tooth replacement in the non-mammalian cynodont Cynosaurus suppostus (Therapsida) from the late Permian of South Africa

L.A. Norton, F. Abdala, B.S. Rubidge, J. Botha

Journal of Vertebrate Paleontology, vol. 41(4), 2021, pp. e2001650

Tooth replacement patterns in the Early Triassic epicynodont Galesaurus planiceps (Therapsida, Cynodontia)

L.A. Norton, F. Abdala, B.S. Rubidge, J. Botha

PLOS ONE, vol. 15(12), 2020, pp. e0243985

Tooth replacement patterns in Eutheriodontia (Synapsida, Therapsida) from the South African Karoo Supergroup

L.A. Norton

University of the Witwatersrand, Johannesburg, 2020, https://hdl.handle.net/10539/30172

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