Glikman, L.S. (1964)
(Sharks of Paleogene and their stratigraphic significance). «in russian». Nauka Press: 229 p., 76 fig., 31 pl. Moscou.
Zhelezko, V.I. (1989)
(Phylogenesis of Lamnoid sharks of the Palaeogene and their significance for zonal Stratigraphy in Phylogenetic aspects of palaeontology) «in russian». Academy of Sciences of the USSR, All–Union Palaeont. Soc.: 16–17
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