Year 1971, No. 2 (March - April)

Manzó S. F. Evolutionary Aspect of Problems of Mammalian Limb Technical Simulation

Berezkin A. G. On the Amount of Protein and Its Fractions in Synovia of Some Ungulata

Chernyshenko L. V. Visceral Lymphatic System of Rabbit Large Intestine

Stadnichenko A. P. Content of Amino Acids in Blood Proteins of Lymnaea stagnalis (L., 1758) (Gastropoda, Pulmonata) in Norm and Invasion with Larva Forms of Trematodes

Benkovsky L. M. On Characteristics of Mustela vison Sñhr. from Sakhalin

Kravchenko R. S. Ecologo-Morphological Peculiarities of Cervus (Dama) dama L. at the Zoo «Askaniya-Nova»

Berestennikov D. S. On Some Peculiarities of Ondatra zibethica L. Reproduction in the Low Dnieper Area

Shcherbak N. N. Taxonomy of the Genus Eremias (Sauria, Reptilia) in Connection with the Focuses of Desert-Steppe Fauna Development in Paleoarctic

TarashchukV. I. Turtles of Neogene and Anthropogen Deposits in the Ukraine. Communication I. Platysternidae Family

Mikhaleviñh V. I. New Genus and Three New Recent Species of the Family Trochamminidae (Foraminifera)

Frantsevich L. I., Mokrushov P. A., Yushina L. A., Suprunovich A. V. Role of the Optomotor Reaction of Beetles Geotrupes (Coleoptera, Scarabaeidae) under Natural Conditions

Lebedeva L. I., Kovban V. Z. On Studying the Fauna of Buffalo Gnats (Diptera, Simuliidae) in the Poltava Region

Brief Notes

Abrosimova A. M., Vasina S. G., Gumenyuk S. V. Effect of Some Sense Organs on Fish Distant Orientation

Antsóshêina L. M., Ñhaplina A. M. On Phyllometrosis of Common Carp-carp Hybrids in Taromsky Fishery Farm

Sharpilo L. D. Finding of Larvae of Joyeuxiella rossicum (Skrjabin, 1923) Mathevossian, 1963 (Cestoda, Dipolidiidae) in Rodents in the Territory of the USSR

Men of Science

Mazurmovich B. N. On Life and Activity of D. K. Tretiyakov (1878—1950)

In Memory of Ivan Ivanovich Puzanov (1885—1971)

Criticism and Bibliography

Pidoplichko I. G. Fundamental Investigation on the Reasons of Organism Dying Out

Maksunov V. A. Review on the Book by T. Z. Zakhidov and R. N. Meklenburtsev «Nature and Animal World of the Middle Asia»

Information and News Items

Boshko G. V. On the Work of the III Plenum of Council of the Section «Natural Focuses of Diseases»

Voinstvensky M. A., Umanskaya A. S. The First Paleornithological Conference