Contents

Doklady Biological Sciences

Vol. 478, No. 1, 2018

A simultaneous English language translation of this journal is available from Pleiades Publishing, Ltd.
Distributed worldwide by Springer. Doklady Biological Sciences ISSN 0012-4966.

Physiology

Sharpening of the Signal Spectrum Contrast as a Result of Lateral Suppression in the Human Auditory System

A. Ya. Supin, D. I. Nechaev, V. V. Popov and E. V. Sysueva p. 1  abstract

General Biology

On the Modes of the Formation of the Exoskeleton in Early Jawless Vertebrates (Osteostraci, Agnatha)

O. B. Afanassieva p. 5  abstract

A New Stem Placental Mammal from the Early Cretaceous of Mongolia

Academician A. V. Lopatin and A. O. Averianov p. 8  abstract

Comparative Study of Pygidial Organization in Polychaetes of the Families Nephtyidae and Syllidae

V. V. Starunov and O. V. Zaitseva p. 12  abstract

Molar Microwear of Narrow-Headed Vole (Microtus gregalis Pall., 1779) Depending on the Feed Abrasiveness

S. V. Zykov, Yu. E. Kropacheva, Corresponding Member of the RAS N. G. Smirnov and Yu.V. Dimitrova p. 16  abstract

Influence of the Male Axillary Extracts on Regulation of Menstrual Cycles in Women

V. V. Voznessenskaya and T. K. Laktionova p. 19  abstract

Protonephridial Excretory System in Vestimentifera (Siboglinidae, Annelida)

N. N. Rimskaya-Korsakova, N. P. Karaseva, E. N. Temereva and Corresponding Member of the RAS V. V. Malakhov p. 22  abstract

Morphogenetic Effects of Resettlement of Mole Voles (Ellobius talpinus Pall., 1770) from the Southern Population to the Northern Boundary of the Species Range

A. G. Vasil’ev, Academician V. N. Bol’shakov, I. A. Vasil’eva, N. G. Evdokimov and N. V. Sineva p. 26  abstract

Soft Bottom Communities in Marine Lakes Sisjajarvi and Linjalampi (Barents Sea)

Yu. V. Deart, M. V. Pereladov, V. A. Spiridonov, T. I. Antokhina, A. V. Rzhavsky and T. A. Britayev p. 29  abstract

The Priming of Potato Plants Induced by Brassinosteroids Reduces Oxidative Stress and Increases Salt Tolerance

M. V. Efimova, V. A. Khripach, E. V. Boyko, M. K. Malofii, L. V. Kolomeichuk, O. K. Murgan, A. N. Vidershpun, E. A. Mukhamatdinova and Corresponding Member of the RAS V. V. Kuznetsov p. 33  abstract

Functional Orientation of Biochemical Processes in Female Beluga × Sterlet (Acipenser ruthenus Linnaeus, 1758 × Huso huso Linnaeus, 1758) Hybrids in the Reproductive Cycle

G. F. Metallov, E. N. Ponomareva, M. N. Sorokina, V. A. Grigoryev and A. A. Korchunov p. 37  abstract