Title: Borealʹnai͡a︡ sredni͡a︡i͡a︡ i͡u︡ra Rossii
First published: 1994
Subjects: Taigas, Ammonoidea, Paleontology
Places: Russia (Federation)
Time periods: Jurassic
LC classification: QE1 .A3525 vyp. 819, QE807.A5 .A3525 vyp. 819