Mader, H. (1986)
Schuppen und Zähne von Acanthodiern und Elasmobranchiern aus dem Unter-Devon Spaniens (Pisces). Göttinger Arbeiten zur Geologie und Paläontologie, 28, 1–59

Blieck, A. & Goùjet, D. (1991)
Les Vertébrés du Dévonien inférieur d'Arville et de Nonceveux (Belgique). [Lower Devonian vertebrates from Arville and Nonceveux, Belgium] Annales de la Sociéte Géologique du Nord, 1(2 Serie), 67–78

Wang, R. (1993)
Taxonomie, Palökologie und Biostratigraphie der Mikroichthyolithen aus dem Unterdevon Keltiberiens, Spanien. Courier Forschungsinstitut Senckenberg, 161, 1–205

Botella, H. & Valenzuela-Ríos, J.I. (2002)
Análisis Comparativo de Microvertebrados Fósiles del Límite Lochkoviense/Praguiense (Devónico Inferior) en la Depresión Axial del Río Cámaras (Cordillera Ibérica, Provincia de Teruel). [Comparative analysis of fossil microvertebrates of the Lochkovian/Pragian boundary (Early Devonian) in the Depresion Axial del río Cámaras (Iberian Chains, north of Teruel province).] Teruel, 88–89(1): 111–133

Ginter, M. (2004)
Devonian sharks and the origin of Xenacanthiformes. In ARRATIA, G., WILSON, M. V. H. and CLOUTIER, R. (Eds.), Recent advances in the origin and early radiation of vertebrates. Honoring Hans–Peter Schultze: 473–486

Botella, H. (2006)
The oldest fossil evidence of a dental lamina in sharks. Journal of Vertebrate Paleontology, 26(4), 1002–1003
DOI: 10.1671/0272-4634(2006)26[1002:TOFEOA]2.0.CO;2

Botella, H. & Donoghue, P.C.J. & Martínez-Pérez, C. (2009)
Enameloid microstructure in the oldest known chondrichthyan teeth. Acta Zoologica(Stockholm), 90(1), 103–108
DOI: 10.1111/j.1463-6395.2008.00337.x

Botella, H. & Valenzuela-Ríos, J.I. & Martínez-Pérez, C. (2009)
Tooth replacement rates in early chondrichthyans: a qualitative approach. Lethaia, 42(3), 365–376
DOI: 10.1111/j.1502-3931.2009.00152.x

Ginter, M. & Hampe, O. & Duffin, C.J. (2010)
Handbook of Paleoichthyology, Vol. 3D: Chondrichthyes Paleozoic Elasmobranchii: Teeth Verlag Dr. Friedrich Pfeil, pp. 168, 154 fig., 4 Tab.

Cuny, G. & Guinot, G. & Enault, S. (2017)
2 - Paleozoic Sharks In Evolution of Dental Tissues and Paleobiology in Selachians, ISTE Press Ltd. Published by Elsevier Ltd.: 19-32
DOI: 10.1016/B978-1-78548-139-0.50002-X

Martínez-Pérez, C. & Martin-Lazaro, A. & Ferron, H.G. & Kirstein, M. & Doboghue, P.C.J. & Botella, H. (2018)
Vascular structure of the earliest shark teeth. Acta Geologica Polonica, 68(3), 307–320
DOI: 10.1515/agp-2018-0017

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