Year 1973, No. 2 (March - April)

Agakov G. B., Khomenko Â. G., Slezin V. B. Main Morphological Peculiarities of Brain and Craniocerebral Nerves in Dolphins' and Other Cetacea

Pavlov G. G. Histogenesis of Connective-tissue Structures of Sus scrofa domestica Heart in the Process of Antenatal Development

Peredry N. S. Seasonal Changes in Hematological Indices in Sousliks of Populations from the South of the Ukraine

Balakhnin I. A., Bogdanov L. V., Lazovsky A. A. Haemoglobin, Transferrine, Prealbumin Types and Potassium Content in Blood of Carp from Fishery Farm «Volma» (Byelorussian SSR)

Babenko L. A., Pashchenko Yu. I., Lyalyushko D. M. Role of Sense Organs in Orientation «by Homing» in Constant-Water Amphibians

Pavlóuk R. S. New Data on Metacercariae Halipegus ovocaudatus Vulp., 1858 (Trematoda, Halipegidae)

Falkovich M. I. New Middle-Asia Species of Casebearers of the Geleophora vibicella. Hb. Group (Lepidoptera, Coleophoridae) Living on Shrub Forms of Astragalus

Mamaev Â. M. Revision of the Palaearctic Species of the Genus Coquillettomyia Felt (Diptera, Cecidomyiidae)

Svistun V. l. Elasmotherium caucasicum Boriss. Skull from the Late Pliocene Deposits in the Zaporozhie Region

Orlova V. F. Herpetofauna in the Northern Part of the Caucasus State Reservation

Kazakov B. A. Taxonomic Status and Geographic Variability of Sylvia mystacea M¸n¸tr

Molodovsky A. V. Anatidae Nutrition Seasonal Changes in Gorky Water Storage Basin

Brief Notes

Ilienko N. N. On Functional Significance of Contortion of Intraorganic Nerves in Joints

Korotkov Yu. M. On Quantitative Calculation of Some Amphibians in Reproduction Places of the Primorye Area

Strelkov P. P. Pipistrellus kuhli Natterer, 1819 in the Middle Asia

Benkovsky L. M., Golovina Ò. I., Sh heãbina R. D. On the Problem on Some Parasitic and Infectious Diseases of Vertebrate Animals in Sakhalin

Schevtsova N. R., Kononova S. V. On Studying Egg Parasites of Telenomus Hal. (Hymenoptera, Scelionidae) — Parasites of Gadflies (Diptera, Tabanidae) in the Valley of the Seversky Donets River

Criticism and Bibliography

Klyuchko Z. F. Review on Book by G. S. Zolotarenko. «Podgryzayushchie sovki Zapadnoi Sibiri»

Information and News Items

Pidoplichko I. G. Mezhirichian Dwelling of Mammoth Bones at the Exhibition in Japan