1. Origin of Hematopoietic Stem Cells in Embryonic Development

   • E. I. Domaratskaya
   • O. V. Payushina

   OriginalPaper 10 June 2019 Pages: 191 - 202

2. Group-Theoretical Analysis of Symmetry Transformations on the Example of Some Aquatic Organisms

   • D. B. Gelashvili
   • E. V. Chuprunov
   • V. N. Yakimov

   OriginalPaper 10 June 2019 Pages: 203 - 214

   

3. M.S. Ghilarov’s Principle, or Biomass Equivalence Rule, as a Conservation Law in Ecology

   • L. V. Polishchuk

   OriginalPaper 10 June 2019 Pages: 215 - 229

   

4. Speciation in Allopatric Species of the Hamster Subfamily Cricetinae (Rodentia, Cricetidae)

   • N. Yu. Feoktistova
   • M. V. Kropotkina
   • A. V. Surov

   OriginalPaper 10 June 2019 Pages: 230 - 242

   

5. Identification of the Type of Population Dynamics of the Green Oak Tortrix with a Generalized Discrete Logistic Model

   • L. V. Nedorezov

   OriginalPaper 10 June 2019 Pages: 243 - 249

   

6. The Effect of Desalination on the Growth, Coenosarc Pulsations, and Hydroplasm Movement in the Colonial Hydroid Dynamena pumila (L., 1758)

   • V. S. Dementyev
   • N. N. Marfenin

   OriginalPaper 10 June 2019 Pages: 250 - 266

   

7. Hybridization in Mosses and How Remote It Could Be

   • M. S. Ignatov
   • O. I. Kuznetsova
   • E. A. Ignatova

   OriginalPaper 10 June 2019 Pages: 267 - 273