HAMPE, O. & IVANOV, A.O. (2007)
First xenacanthid shark from the Pennsylvanian (Moscovian) of the Northern Caucasus (Russia). Fossil Record, 10 (2): 179–189, 5 fig., 1 tab.
DOI: 10.1002/mmng.200700004
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.