Trautschold, H. (1879)
Die Kalkbrüche von Mjatschkowa. Eine Monographie des oberen Bergkalks. Schluss. Nouveaux mémoires de la Société impériale des naturalistes de Moscou, 14, 3–82

Ivanov, A.O. (1999)
Late Devonian - Early Permian chondrichthyans of the Russian Arctic. Acta Geologica Polonica, 49(3), 267–285

Ginter, M. (2002)
Taxonomic notes on Phoebodus heslerorum and Symmorium reniforme (Chondrichthyes, Elasmobranchii). Acta Palaeontologica Polonica, 47(3), 547–555

Ginter, M. (2002)
Taxonomic notes on Phoebodus heslerorum and Symmorium reniforme (Chondrichthyes, Elasmobranchii). Acta Palaeontologica Polonica, 47(3), 547–555

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.

Maisey, J.G. (2010)
Heslerodidae (Chondrichthyes, Elasmobranchii), a new family of Paleozoic phalacanthous sharks. Kirtlandia, 57, 13–21

Hodnett, J.-P.M. & Elliott, D.K. & Olson, T.J. & Wittke, J.H. (2012)
Ctenacanthiform sharks from the Permian Kaibab Formation, northern Arizona. Historical Biology, 24(4), 1–15
DOI: 10.1080/08912963.2012.683193

Richards, K.R. & Clack, J.A. (2012)
Chondrichthyans in the carboniferous of the british derbyshire peak district [Abstract]. Journal of Vertebrate Paleontology, 32(Suppl. 1), 161
DOI: 10.1080/02724634.2012.10635175

Fischer, J. & Schneider, J.W. & Hodnett, J.-P.M. & Elliott, D.K. & Johnson, G.D. & Voigt, S. & Joachimski, M.M. & Tichomirowa, M. & Götze, J. (2014)
Stable and radiogenic isotope analyses on shark teeth from the Early to the Middle Permian (Sakmarian–Roadian) of the southwestern USA. Historical Biology, 26(6), 710–727
DOI: 10.1080/08912963.2013.838953

Hoffman, B.L. & Claycomb, G.D. & Hageman, S.A. (2014)
Occurrence of a ctenacanthoid shark, Heslerodus divergens, in the Farley Limestone (Upper Pennsylvanian) of Missouri [Abstract]. In Kansas Academy of Science, 146th Annual Meeting, 05 April 2014, 15th Annual Paleontology Symposium

Ivanov, A.O. (2017)
New chondrichthyans from the Late Carboniferous of European Russia [Abstract]. Ichthyolith Issues, Special Publication, 13, 45–46

Gieser, R. & Shell, R. & Thomas, M.J. & Davis, M. (2023)
First records of the chondrichthyans Heslerodus and Ossianodus from the Upper Pennsylvanian LaSalle Limestone (Bond Formation) of northern Illinois. Kentiana, 5, Article 1439
DOI: 10.21900/j.kentiana.n.1439

Ivanov, A.O. & Seuss, B. (2024)
Late Pennsylvanian fishes from the Finis Shales of North-Central Texas (USA). Paläontologische Zeitschrift, 98(2), 263–274
DOI: 10.1007/s12542-023-00679-1

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