Dartevelle, E. & Casier, E. (1959)
Les poissons fossiles du Bas-Congo et des régions voisines. Annales du Musée du Congo Belge, Sér. A(Minéralogie Géologie, Paléontologie), 3, 2(3): 257–568, fig. 77–98, pl. 23–39.

Condamine, F.L. & Romieu, J. & Guinot, G. (2019)
Climate cooling and clade competition likely drove the decline of lamniform sharks. Proceedings of the National Academy of Sciences of the United States of America, 116(41), 20584–20590
DOI: 10.1073/pnas.1902693116

Solé, F. & Noiret, C. & Desmares, D. & Adnet, S. & Taverne, L. & de Putter, T. & Mees, F. & Yans, J. & Steeman, T. & Louwye, S. & Folie, A. & Stevens, N.J. & Gunnell, G.F. & Baudet, D. & Kitambal, N. & Yaya, N.K. & Smith, T. (2019)
Reassessment of historical sections from the Paleogene marine margin of the Congo Basin reveals an almost complete absence of Danian deposits. Geoscience Frontiers, 10(3): 1039-1063
DOI: 10.1016/j.gsf.2018.06.002