Leriche, M. (1908)
Première note sur les Poissons carbonifères du Nord de la France. Annales de la Société Géologique du Nord, 37, 266–281

Eastman, C.R. (1917)
Fossil fishes in the collection of the United States National Museum. Proceedings of the United States National Museum, 52, 235–304

Itano, W.M. (2022)
The Palaeozoic genus Psephodus (Chondrichthyes, Cochliodontiformes) and the transition from teeth to tooth plates in holocephalians. Scottish Journal of Geology, 58(2), Article sjg2021–016
DOI: 10.1144/sjg2021-016

Schnetz, L. & Dunne, E.M. & Feichtinger, I. & Butler, R.J. & Coates, M.I. & Sansom, I.J. (2024)
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1