Ivanov, A.O. (2000)
Permian elasmobranchs (Chondrichthyes) of Russia. Ichthyolith Issues, Special Publication, 6, 39–42

Kozlov, V.A. (2000)
About new findings of sharks' teeth in Artinskian deposits of the Cisuralian Region. Materialy po Stratigrafii i Paleontologii Urala, 4, 148–153