Cover of the work “Late Cretaceous sea urchins of the Middle and Lower Volga Region: taxonomic diversity and stratigraphic significance”. Author: Kalyakin, Evgeny Alexandrovich. Degree: Candidate of Sciences. Year: 2015

Late Cretaceous sea urchins of the Middle and Lower Volga Region: taxonomic diversity and stratigraphic significance

Saratov State University named after N. G. Chernyshevsky, Saratov

186 pp.