Pictet, F.-J. (1845)
Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques. Paris, Langlois et Leclerq, 1844-46, vol. II, pp. 259-310
Giebel, C.G. (1848)
Die Fische der Vorwelt, mit steter Berücksichtigung der lebenden Fische. Erster Band: Wirbelthiere. Dritte Abtheilung: Fische: i–xii, 1–467. Leipzig (Brockhaus).
M'Coy, F. (1855)
A synopsis of the classification of the British Palæozoic rocks, with a systematic description of the British Palæozoic fossils in the Geological museum of the University of Cambridge. In Sedgwick, A.(ed), A synopsis of the classification of the British Palæozoic rocks, London :J.W. Parker and Son; [etc.] 1855.
Davis, J.W. (1883)
On the fossil fishes of the Carboniferous Limestone Series of Great Britain. Scientific Transactions of the Royal Dublin Society, Series 2, 1: 327–548
Ebersole, J.A. & Cicimurri, D.J. & Stringer, G.L. & Jacquemin, S.J. & Ciampaglio, C.N. (2024)
Carboniferous Fishes of Alabama, Helodus version 1. In J.A. Ebersole (ed.), Fossil Fishes of Alabama. McWane Science Center, Birmingham, Alabama 2(18), 1–4
DOI: 10.69737/SJWW3698
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