Contents

Paleontological Journal

Vol. 52, No. 10, 2018

A simultaneous English language translation of this journal is available from Pleiades Publishing, Ltd.
Distributed worldwide by Springer. Paleontological Journal ISSN 0031-0301.

Foreword

p. 1087  abstract

Paleosols and Weathering Crusts of the Middle-Late Devonian in the Mikhailovskii Quarry (Kursk Magnetic Anomaly)

A. O. Alekseev, T. V. Alekseeva, P. B. Kabanov and P. I. Kalinin p. 1088  abstract

Hardgrounds of the Ordovician Baltic Paleobasin as a Distinct Type of Sedimentation Induced by Cyanobacterial Mats

S. V. Rozhnov p. 1098  abstract

Bacteriomorph Structures in Nodules, a Characteristic of Euxinic Conditions of Nodule Formation

A. I. Antoshkina p. 1114  abstract

Cambrian Photosynthetic and Chemosynthetic Ecosystems in the Siberian Craton

V. A. Luchinina p. 1126  abstract

Life in Ancient Cooling Lava

M. M. Astafieva p. 1131  abstract

The Biostratigraphic Paradox of Precambrian Cyanobacteria: Distinguishing the Succession of Microfossil Assemblages and Evolutionary Changes Observed among Proterozoic Prokaryotic Microorganisms

V. N. Sergeev p. 1148  abstract

Use of Morphology of Halophilic and Alkaliphilic Cyanobacteria as a Criterion for Detection of Soda Conditions in the Past

O. S. Samylina p. 1162  abstract

Traits of Biomorphic Structure Formation in Kamchatka Geyserites

E. A. Zhegallo, L. V. Zaytseva, V. K. Orleansky, O. S. Samylina and G. A. Karpov p. 1172  abstract

Laboratory Simulation of “Proteolytic Bacterium–Cyanobacterium” Interaction in Alkaliphilic Microbial Community

Yu. V. Boltyanskaya and V. V. Kevbrin p. 1179  abstract

Microbial Communities of Soils and Soil-like Bodies in Extreme Conditions of East Antarctica

V. S. Soina, N. S. Mergelov, A. G. Kudinova, L. V. Lysak, E. V. Demkina, E. A. Vorobyova, A. V. Dolgikh and I. G. Shorkunov p. 1186  abstract

Unknown Widespread Iron- and Sulfur-Oxidizing Bacteria beneath the East Antarctic Ice Sheet

S. A. Bulat, M. V. Doronin, G. P. Pavlov, D. S. Karlov, D. Marie and J.-R. Petit p. 1196  abstract

Gamma-IR Resistance of Bacteria in Soil and Permafrost

E. A. Vorobyova, V. S. Cheptsov, G. A. Osipov, O. R. Kotsyurbenko and V. S. Soina p. 1204  abstract

Effect of Gamma Radiation on Viability of a Soil Microbial Community under Conditions of Mars

V. S. Cheptsov, E. A. Vorobyova, M. V. Gorlenko, N. A. Manucharova, A. K. Pavlov and V. N. Lomasov p. 1217  abstract