Coates, M.I. & Tietjen, K. & Johanson, Z. & Friedman, M. & Sang, S. (2021)
The cranium of Helodus simplex (Agassiz, 1838) revised. In: Ancient Fishes and their Living Relatives: a Tribute to John G. Maisey. Alan Pradel, John S. S. Denton & Philippe Janvier (eds.): pp. 193-204, Verlag Dr. Friedrich Pfeil, München, Germany

Frey, L. & Coates, M.I. & Tietjen, K. & Rücklin, M. & Klug, C. (2020)
A symmoriiform from the Late Devonian of Morocco demonstrates a derived jaw function in ancient chondrichthyans. Communications Biology, 3, Article 681
DOI: 10.1038/s42003-020-01394-2

Coates, M.I. & Tietjen, K. & Olsen, A.M. & Finarelli, J.A. (2019)
High-performance suction feeding in an early elasmobranch. Science Advances, 5(9), Article eaax2742
DOI: 10.1126/sciadv.aax2742

Coates, M.I. & Finarelli, J.A. & Sansom, I.J. & Andreev, P.S. & Criswell, K.E. & Tietjen, K. & Rivers, M.L. & La Riviere, P.J. (2018)
An early chondrichthyan and the evolutionary assembly of a shark body plan. Proceedings of the Royal Society of London, Series B, 285(1870), Article 20172418
DOI: 10.1098/rspb.2017.2418

Coates, M.I. & Tietjen, K. (2018)
The neurocranium of the Lower Carboniferous shark Tristychius arcuatus (Agassiz, 1837). Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 108(1), 19–35
DOI: 10.1017/S1755691018000130

Coates, M.I. & Gess, R.W. & Finarelli, J.A. & Criswell, K.E. & Tietjen, K. (2017)
A symmoriiform chondrichthyan braincase and the origin of chimaeroid fishes. Nature, 541(7636), 208–211
DOI: 10.1038/nature20806