Rhizoid Structures of Axophyllum Cavum Trautschold, 1879 (Rugosa) in the Middle Carboniferous of the Moscow Basin: Morphology and Origin E. S. Kazantseva OriginalPaper 17 December 2020 Pages: 686 - 697
Gigantic Valletia (Bivalvia, Rudistae) from the Lower Berriasian of Southwestern Crimea B. T. Yanin OriginalPaper 17 December 2020 Pages: 698 - 700
Additions to the Diagnosis of the Bryozoan Class Stenolaemata L. A. Viskova OriginalPaper 17 December 2020 Pages: 701 - 703
Streptoiocrinus gen. nov. (Disparida, Crinoidea) from the Lower and Middle Ordovician of the Leningrad Region, and Fluctuating Asymmetry of Radial Symmetry S. V. Rozhnov OriginalPaper 17 December 2020 Pages: 704 - 714
Unbranched Holdfasts of Stemmed Echinoderms from the Ordovician of the Leningrad Region G. A. AnekeevaS. V. Rozhnov OriginalPaper 17 December 2020 Pages: 715 - 727
New Protocytheridae and Mandocytheridae Ostracods from the Aptian of the Crimean Mountains M. S. Karpuk OriginalPaper 17 December 2020 Pages: 728 - 733
New Damselflies of the Family Kennedyidae (Odonata) from the Permian of European Russia A. S. Felker OriginalPaper 17 December 2020 Pages: 734 - 742
Paleopathology: Occurrence of Anomalies in the Elements of Devonian Conodonts V. M. NazarovaL. I. Kononova OriginalPaper 17 December 2020 Pages: 743 - 756
A New Kotlassiid (Amphibia, Seymouriamorpha) from the Terminal Permian of Eastern Europe V. V. Bulanov OriginalPaper 17 December 2020 Pages: 757 - 768
Dinosaur Tracks from the Caucasian Mineral Waters Country in the Context of the Study of Lower Cretaceous Paleosols of This Region S. V. Naugolnykh OriginalPaper 17 December 2020 Pages: 769 - 778
A Review of the Mesozoic and Cenozoic Mammals of Mongolia A. V. Lopatin OriginalPaper 17 December 2020 Pages: 779 - 808
