Ivanov, A.O. & Ginter, M. (1996)
Early Carboniferous xenacanthids (Chondrichthyes) from Eastern Europe. Bulletin de la Société géologique de France, 167(5), 651–656
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
Johnson, G.D. & Thayer, D.W. (2009)
Early Pennsylvanian xenacanth chondrichthyans from the Swisshelm Mountains, Arizona, U.S.A. Acta Palaeontologica Polonica, 54(4), 649–668
DOI: 10.4202/app.2008.0051
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.
Ivanov, A.O. & Seuss, B. & Nützel, A. (2017)
The fish assemblage from the Pennsylvanian Buckhorn Asphalt Quarry Lagerstätte (Oklahoma, USA). Paläontologische Zeitschrift, 91(4), 565–576
DOI: 10.1007/s12542-017-0361-9
Ivanov, A.O. & Lucas, S.G. (2019)
Late Pennsylvanian fish assemblage from the Robledo Mountains and new records of Paleozoic chondrichthyans in New Mexico, USA. Bulletin of Geosciences, 94(2), 235–255
DOI: 10.3140/bull.geosci.1741
Hodnett, J.-P.M. & Toomey, R. & Olson, R. & Tolleson, K. & Boldon, R. & Wood, J. & Tweet, J.S. & Santucci, V.L. (2024)
Sharks in the dark: Paleontological resource inventory reveals multiple successive Mississippian Subperiod cartilaginous fish (Chondrichthyes) assemblages within Mammoth Cave National Park, Kentucky. Parks Stewardship Forum, 40(1), 53–67
DOI: 10.5070/P540162921