DAVIS, J.W. (1879)
Description of a new species of fossil fish spine, Ctenacanthus minor, from the Lower Coal-Measures of Yorkshire. Geological Magazine, decade 2, 6: 531–532
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.