Contents

Doklady Biological Sciences

Vol. 500, No. 1, 2021

The Large Porcupine Hystrix refossa (Rodentia, Hystricidae) from the Early Pleistocene Taurida Locality in Crimea

Academician A. V. Lopatin p. 113  abstract

Pleistocene foxes (Vulpes, Canidae, Carnivora) from the Taurida Cave, Crimea

D. O. Gimranov, S. Bartolini Lucenti, A. V. Lavrov, B. A. Vakhrushev and Academician A. V. Lopatin p. 123  abstract

Early Eukaryotes in the Lakhanda Biota (Mesoproterozoic, Southeastern Siberia)—Morphological and Geochemical Evidence

J. V. Shuvalova, K. E. Nagovitsin, J.-P. Duda and P. Yu. Parkhaev p. 127  abstract

Intracortical Directed Connectivity for Information Retention in Visual–Spatial Working Memory

E. S. Mikhailova, A. V. Kurgansky, R. A. Nushtaeva, N. Yu. Gerasimenko and A. B. Kushnir p. 133  abstract

Theoretical Reproductive Outcomes of the Sexual Conflict in Humans

O. V. Semenova and Corresponding Member of the RAS M. L. Butovskaya p. 138  abstract

Reconstruction of Electric Discharge Patterns and Electrogenesis Mechanism in African Sharptooth Catfish Clarias gariepinus (Clariidae, Siluriformes)

A. A. Orlov, V. M. Olshanskiy and V. D. Baron p. 145  abstract

Feeding Characteristics of Deep-Sea Acorn Worm (Hemichordata, Enteropneusta, Torquaratoridae) from the Bering Sea

O. V. Ezhova, M. A. Trukhan, A. I. Lukinykh, E. M. Krylova, S. V. Galkin, A. V. Gebruk and Academician V. V. Malakhov p. 149  abstract

Characteristics of Sleep–Wakefulness Cycle and Circadian Activity in the Lesser Mouse-Deer (Tragulus kanchil)

O. I. Lyamin, J. M. Siegel, R. V. Evsigneev, E. A. Nazarenko and Academician V. V. Rozhnov p. 153  abstract

Functional and Structural Characterization of Melanin from Brevibacillus invocatus Strain IBA

Avinash Ammanagi, Shivasharana C. T., Krishnaveni R., Abhijeeth Badiger and Vijayakumar Ramaraj p. 159  abstract

Errata

Erratum to: A New Mass Burial of Cave Bears (Carnivora, Ursidae, Ursus kanivetz, Vereshchagin, 1973) from the Middle Urals

P. A. Kosintsev, D. O. Gimranov, I. A. Lavrov and A. V. Kisagulov p. 170  abstract