1. A new flagellate Percolomonas lacustris sp. n. (Excavata, Percolozoa) from an inland saline lake (Southeastern European Russia)

   • A. P. Mylnikov

   OriginalPaper 16 February 2017 Pages: 587 - 594

2. Structure of the choanocyte kinetid in the sponge Haliclona sp. (Demospongiae: Haplosclerida) and its implication for taxonomy and phylogeny of Demospongiae

   • I. R. Pozdnyakov
   • S. A. Karpov

   OriginalPaper 16 February 2017 Pages: 595 - 601

3. Microarchicotylus ochroleucus gen. et sp. n. (Plathelminthes, Tricladida, Paludicola): A new genus and species of dwarf planarians in Lake Baikal

   • A. G. Porfiriev
   • O. A. Timoshkin

   OriginalPaper 16 February 2017 Pages: 602 - 611

4. Paralepidapedon variabile sp. n. (Trematoda, Lepocreadioidea, Lepidapedidae) and other representatives of the genus Paralepidapedon from Antarctic fish

   • S. G. Sokolov
   • I. I. Gordeev

   OriginalPaper 16 February 2017 Pages: 612 - 618

5. Fossil bivalves in marine sediments of Vestfold Hills in Eastern Antarctica

   • E. N. Egorova

   OriginalPaper 16 February 2017 Pages: 619 - 627

6. The morphology and ultrastructure of “amphipod silk” glands in Ampithoe rubricata (Crustacea, Amphipoda, Ampithoidae)

   • N. Yu. Neretin

   OriginalPaper 16 February 2017 Pages: 628 - 642

7. Ecological characteristics of the Siberian salamander (Salamandrella keyserlingii, Caudata, Hynobiidae) from the coastal part of the Sea of Okhotsk

   • D. I. Berman
   • N. A. Bulakhova

   OriginalPaper 16 February 2017 Pages: 643 - 653

8. The influence of anthropogenic factors on reproduction of Rana temporaria and Rana arvalis

   • E. A. Severtsova
   • A. A. Kormilitsin
   • A. S. Severtsov

   OriginalPaper 16 February 2017 Pages: 654 - 663

9. Status, number, and monitoring of the common eider (Somateria mollissima) population in the barents sea and the White Sea

   • Yu. V. Krasnov
   • M. V. Gavrilo
   • A. A. Shavykin

   OriginalPaper 16 February 2017 Pages: 664 - 669

10. Quantitative analysis of the behavior of three auk species (Charadriiformes, Alcidae): Crested auklet (Aethia cristatella), parakeet auklet (Cyclorrhynchus psittacula), and horned puffin (Fratercula corniculata)

    • D. S. Bakhturina
    • A. V. Klenova

    OriginalPaper 16 February 2017 Pages: 670 - 684

11. The thick-billed warbler (Phragamaticola aedon, passeriformes, Acrocephalidae) as a host species for the common cuckoo (Cuculus canorus, Cuculiformes, Cuculidae) in the middle Amur River basin

    • P. V. Kvartalnov
    • L. V. Kapitonova

    OriginalPaper 16 February 2017 Pages: 685 - 692

12. Cooperative breeding in corvids (Passeriformes, Corvidae)

    • O. A. Bresgunova

    OriginalPaper 16 February 2017 Pages: 693 - 706

13. Bats (Chiroptera, Vespertillionidae) from the Cis-Urals and South Urals (Republic of Bashkortostan)

    • V. P. Snit’ko
    • L. V. Snit’ko

    OriginalPaper 16 February 2017 Pages: 707 - 728

14. The ochotonids of Eurasia: Biochronology and taxonomic diversity

    • M. A. Erbajeva

    OriginalPaper 16 February 2017 Pages: 729 - 735

15. Speciation of Eversmann and Mongolian hamsters (Allocricetulus, Cricetinae): Experimental hybridization

    • A. V. Gureeva
    • N. Yu. Feoktistova
    • A. V. Surov

    OriginalPaper 16 February 2017 Pages: 736 - 742

16. A technique for quantitative estimation of small mammals traversing water obstacles

    • A. A. Kalinin
    • I. F. Kupriyanova

    OriginalPaper 16 February 2017 Pages: 743 - 746

17. Experimental hybridization and an evaluation of the fertility of some forms of the house mouse supraspecies complex Mus musculus (Rodentia, Muridae)

    • A. N. Maltsev
    • A. V. Ambaryan
    • E. V. Kotenkova

    OriginalPaper 16 February 2017 Pages: 747 - 757